Home / 25,133.38-34,690.62-15,068.32

Finding the Fourth Proportional to 25,133.38, 34,690.62 and 15,068.32

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Solution

The fourth proportional to 25,133.38, 34,690.62 and 15,068.32 is: 20,798.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,133.38 : 34,690.62 = 15,068.32 : x
  2. Step 2: Convert to fraction form
    25,133.38/34,690.62 = 15,068.32/x
  3. Step 3: Cross multiply
    25,133.38x = 34,690.62 × 15,068.32
  4. Step 4: Simplify right side
    25,133.38x = 522,729,363.16
  5. Step 5: Solve for x
    x = 522,729,363.16/25,133.38
  6. Step 6: Final answer
    x = 20,798.21

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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.