Home / 64,428.47-88,876.97-37,561.17

Finding the Fourth Proportional to 64,428.47, 88,876.97 and 37,561.17

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Solution

The fourth proportional to 64,428.47, 88,876.97 and 37,561.17 is: 51,814.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,428.47 : 88,876.97 = 37,561.17 : x
  2. Step 2: Convert to fraction form
    64,428.47/88,876.97 = 37,561.17/x
  3. Step 3: Cross multiply
    64,428.47x = 88,876.97 × 37,561.17
  4. Step 4: Simplify right side
    64,428.47x = 3,338,322,791.45
  5. Step 5: Solve for x
    x = 3,338,322,791.45/64,428.47
  6. Step 6: Final answer
    x = 51,814.41

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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.