Home / 45,123.18-62,280-26,271.24

Finding the Fourth Proportional to 45,123.18, 62,280 and 26,271.24

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Solution

The fourth proportional to 45,123.18, 62,280 and 26,271.24 is: 36,260.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,123.18 : 62,280 = 26,271.24 : x
  2. Step 2: Convert to fraction form
    45,123.18/62,280 = 26,271.24/x
  3. Step 3: Cross multiply
    45,123.18x = 62,280 × 26,271.24
  4. Step 4: Simplify right side
    45,123.18x = 1,636,172,827.20
  5. Step 5: Solve for x
    x = 1,636,172,827.20/45,123.18
  6. Step 6: Final answer
    x = 36,260.14

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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.