Home / 40,985.76-61,484-14,693.44

Finding the Fourth Proportional to 40,985.76, 61,484 and 14,693.44

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Solution

The fourth proportional to 40,985.76, 61,484 and 14,693.44 is: 22,042.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,985.76 : 61,484 = 14,693.44 : x
  2. Step 2: Convert to fraction form
    40,985.76/61,484 = 14,693.44/x
  3. Step 3: Cross multiply
    40,985.76x = 61,484 × 14,693.44
  4. Step 4: Simplify right side
    40,985.76x = 903,411,464.96
  5. Step 5: Solve for x
    x = 903,411,464.96/40,985.76
  6. Step 6: Final answer
    x = 22,042.08

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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.