Home / 19,928.28-29,892.42-6,077.16

Finding the Fourth Proportional to 19,928.28, 29,892.42 and 6,077.16

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Solution

The fourth proportional to 19,928.28, 29,892.42 and 6,077.16 is: 9,115.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,928.28 : 29,892.42 = 6,077.16 : x
  2. Step 2: Convert to fraction form
    19,928.28/29,892.42 = 6,077.16/x
  3. Step 3: Cross multiply
    19,928.28x = 29,892.42 × 6,077.16
  4. Step 4: Simplify right side
    19,928.28x = 181,661,019.13
  5. Step 5: Solve for x
    x = 181,661,019.13/19,928.28
  6. Step 6: Final answer
    x = 9,115.74

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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.