Home / 40,997.02-61,478.54-14,337.40

Finding the Fourth Proportional to 40,997.02, 61,478.54 and 14,337.40

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Solution

The fourth proportional to 40,997.02, 61,478.54 and 14,337.40 is: 21,500.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,997.02 : 61,478.54 = 14,337.40 : x
  2. Step 2: Convert to fraction form
    40,997.02/61,478.54 = 14,337.40/x
  3. Step 3: Cross multiply
    40,997.02x = 61,478.54 × 14,337.40
  4. Step 4: Simplify right side
    40,997.02x = 881,442,419.40
  5. Step 5: Solve for x
    x = 881,442,419.40/40,997.02
  6. Step 6: Final answer
    x = 21,500.16

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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.