Home / 45,490.61-62,777.29-26,381.72

Finding the Fourth Proportional to 45,490.61, 62,777.29 and 26,381.72

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Solution

The fourth proportional to 45,490.61, 62,777.29 and 26,381.72 is: 36,406.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,490.61 : 62,777.29 = 26,381.72 : x
  2. Step 2: Convert to fraction form
    45,490.61/62,777.29 = 26,381.72/x
  3. Step 3: Cross multiply
    45,490.61x = 62,777.29 × 26,381.72
  4. Step 4: Simplify right side
    45,490.61x = 1,656,172,697.49
  5. Step 5: Solve for x
    x = 1,656,172,697.49/45,490.61
  6. Step 6: Final answer
    x = 36,406.91

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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.