Home / 56,302.72-84,467.56-18,862.95

Finding the Fourth Proportional to 56,302.72, 84,467.56 and 18,862.95

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Solution

The fourth proportional to 56,302.72, 84,467.56 and 18,862.95 is: 28,298.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,302.72 : 84,467.56 = 18,862.95 : x
  2. Step 2: Convert to fraction form
    56,302.72/84,467.56 = 18,862.95/x
  3. Step 3: Cross multiply
    56,302.72x = 84,467.56 × 18,862.95
  4. Step 4: Simplify right side
    56,302.72x = 1,593,307,428.30
  5. Step 5: Solve for x
    x = 1,593,307,428.30/56,302.72
  6. Step 6: Final answer
    x = 28,298.94

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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.