Home / 25,552.38-38,315.61-11,689.50

Finding the Fourth Proportional to 25,552.38, 38,315.61 and 11,689.50

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Solution

The fourth proportional to 25,552.38, 38,315.61 and 11,689.50 is: 17,528.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,552.38 : 38,315.61 = 11,689.50 : x
  2. Step 2: Convert to fraction form
    25,552.38/38,315.61 = 11,689.50/x
  3. Step 3: Cross multiply
    25,552.38x = 38,315.61 × 11,689.50
  4. Step 4: Simplify right side
    25,552.38x = 447,890,323.10
  5. Step 5: Solve for x
    x = 447,890,323.10/25,552.38
  6. Step 6: Final answer
    x = 17,528.32

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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.