Home / 29,307.02-40,443.18-16,731.50

Finding the Fourth Proportional to 29,307.02, 40,443.18 and 16,731.50

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Solution

The fourth proportional to 29,307.02, 40,443.18 and 16,731.50 is: 23,089.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,307.02 : 40,443.18 = 16,731.50 : x
  2. Step 2: Convert to fraction form
    29,307.02/40,443.18 = 16,731.50/x
  3. Step 3: Cross multiply
    29,307.02x = 40,443.18 × 16,731.50
  4. Step 4: Simplify right side
    29,307.02x = 676,675,066.17
  5. Step 5: Solve for x
    x = 676,675,066.17/29,307.02
  6. Step 6: Final answer
    x = 23,089.18

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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.