Home / 57,505.34-86,272.65-21,966.59

Finding the Fourth Proportional to 57,505.34, 86,272.65 and 21,966.59

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Solution

The fourth proportional to 57,505.34, 86,272.65 and 21,966.59 is: 32,955.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,505.34 : 86,272.65 = 21,966.59 : x
  2. Step 2: Convert to fraction form
    57,505.34/86,272.65 = 21,966.59/x
  3. Step 3: Cross multiply
    57,505.34x = 86,272.65 × 21,966.59
  4. Step 4: Simplify right side
    57,505.34x = 1,895,115,499.40
  5. Step 5: Solve for x
    x = 1,895,115,499.40/57,505.34
  6. Step 6: Final answer
    x = 32,955.47

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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.