Home / 29,428.47-44,117.82-12,775.91

Finding the Fourth Proportional to 29,428.47, 44,117.82 and 12,775.91

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Solution

The fourth proportional to 29,428.47, 44,117.82 and 12,775.91 is: 19,153.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,428.47 : 44,117.82 = 12,775.91 : x
  2. Step 2: Convert to fraction form
    29,428.47/44,117.82 = 12,775.91/x
  3. Step 3: Cross multiply
    29,428.47x = 44,117.82 × 12,775.91
  4. Step 4: Simplify right side
    29,428.47x = 563,645,077.13
  5. Step 5: Solve for x
    x = 563,645,077.13/29,428.47
  6. Step 6: Final answer
    x = 19,153.05

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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.