Home / 15,159.81-22,746.33-5,306.16

Finding the Fourth Proportional to 15,159.81, 22,746.33 and 5,306.16

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Solution

The fourth proportional to 15,159.81, 22,746.33 and 5,306.16 is: 7,961.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,159.81 : 22,746.33 = 5,306.16 : x
  2. Step 2: Convert to fraction form
    15,159.81/22,746.33 = 5,306.16/x
  3. Step 3: Cross multiply
    15,159.81x = 22,746.33 × 5,306.16
  4. Step 4: Simplify right side
    15,159.81x = 120,695,666.39
  5. Step 5: Solve for x
    x = 120,695,666.39/15,159.81
  6. Step 6: Final answer
    x = 7,961.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.