Home / 40,347.47-60,538.02-21,622.70

Finding the Fourth Proportional to 40,347.47, 60,538.02 and 21,622.70

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Solution

The fourth proportional to 40,347.47, 60,538.02 and 21,622.70 is: 32,443.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,347.47 : 60,538.02 = 21,622.70 : x
  2. Step 2: Convert to fraction form
    40,347.47/60,538.02 = 21,622.70/x
  3. Step 3: Cross multiply
    40,347.47x = 60,538.02 × 21,622.70
  4. Step 4: Simplify right side
    40,347.47x = 1,308,995,515.31
  5. Step 5: Solve for x
    x = 1,308,995,515.31/40,347.47
  6. Step 6: Final answer
    x = 32,443.06

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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.