Home / 28,233.28-42,359.36-10,708.16

Finding the Fourth Proportional to 28,233.28, 42,359.36 and 10,708.16

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Solution

The fourth proportional to 28,233.28, 42,359.36 and 10,708.16 is: 16,065.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,233.28 : 42,359.36 = 10,708.16 : x
  2. Step 2: Convert to fraction form
    28,233.28/42,359.36 = 10,708.16/x
  3. Step 3: Cross multiply
    28,233.28x = 42,359.36 × 10,708.16
  4. Step 4: Simplify right side
    28,233.28x = 453,590,804.38
  5. Step 5: Solve for x
    x = 453,590,804.38/28,233.28
  6. Step 6: Final answer
    x = 16,065.82

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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.