Home / 16,904.32-23,274.96-15,349.12

Finding the Fourth Proportional to 16,904.32, 23,274.96 and 15,349.12

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Solution

The fourth proportional to 16,904.32, 23,274.96 and 15,349.12 is: 21,133.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,904.32 : 23,274.96 = 15,349.12 : x
  2. Step 2: Convert to fraction form
    16,904.32/23,274.96 = 15,349.12/x
  3. Step 3: Cross multiply
    16,904.32x = 23,274.96 × 15,349.12
  4. Step 4: Simplify right side
    16,904.32x = 357,250,154.04
  5. Step 5: Solve for x
    x = 357,250,154.04/16,904.32
  6. Step 6: Final answer
    x = 21,133.66

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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.