Home / 23,154.04-31,931.58-15,193.24

Finding the Fourth Proportional to 23,154.04, 31,931.58 and 15,193.24

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Solution

The fourth proportional to 23,154.04, 31,931.58 and 15,193.24 is: 20,952.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,154.04 : 31,931.58 = 15,193.24 : x
  2. Step 2: Convert to fraction form
    23,154.04/31,931.58 = 15,193.24/x
  3. Step 3: Cross multiply
    23,154.04x = 31,931.58 × 15,193.24
  4. Step 4: Simplify right side
    23,154.04x = 485,144,158.52
  5. Step 5: Solve for x
    x = 485,144,158.52/23,154.04
  6. Step 6: Final answer
    x = 20,952.89

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.