Home / 66,391.47-99,587.21-24,828.75

Finding the Fourth Proportional to 66,391.47, 99,587.21 and 24,828.75

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Solution

The fourth proportional to 66,391.47, 99,587.21 and 24,828.75 is: 37,243.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,391.47 : 99,587.21 = 24,828.75 : x
  2. Step 2: Convert to fraction form
    66,391.47/99,587.21 = 24,828.75/x
  3. Step 3: Cross multiply
    66,391.47x = 99,587.21 × 24,828.75
  4. Step 4: Simplify right side
    66,391.47x = 2,472,625,816.14
  5. Step 5: Solve for x
    x = 2,472,625,816.14/66,391.47
  6. Step 6: Final answer
    x = 37,243.13

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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.