Home / 25,112.08-37,666.90-9,320.19

Finding the Fourth Proportional to 25,112.08, 37,666.90 and 9,320.19

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Solution

The fourth proportional to 25,112.08, 37,666.90 and 9,320.19 is: 13,979.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,112.08 : 37,666.90 = 9,320.19 : x
  2. Step 2: Convert to fraction form
    25,112.08/37,666.90 = 9,320.19/x
  3. Step 3: Cross multiply
    25,112.08x = 37,666.90 × 9,320.19
  4. Step 4: Simplify right side
    25,112.08x = 351,062,664.71
  5. Step 5: Solve for x
    x = 351,062,664.71/25,112.08
  6. Step 6: Final answer
    x = 13,979.83

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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.