Home / 48,034.72-66,226.28-39,389.06

Finding the Fourth Proportional to 48,034.72, 66,226.28 and 39,389.06

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Solution

The fourth proportional to 48,034.72, 66,226.28 and 39,389.06 is: 54,306.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,034.72 : 66,226.28 = 39,389.06 : x
  2. Step 2: Convert to fraction form
    48,034.72/66,226.28 = 39,389.06/x
  3. Step 3: Cross multiply
    48,034.72x = 66,226.28 × 39,389.06
  4. Step 4: Simplify right side
    48,034.72x = 2,608,590,916.50
  5. Step 5: Solve for x
    x = 2,608,590,916.50/48,034.72
  6. Step 6: Final answer
    x = 54,306.36

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1.5x scale

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.