Home / 40,279.08-55,562.74-37,428.13

Finding the Fourth Proportional to 40,279.08, 55,562.74 and 37,428.13

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Solution

The fourth proportional to 40,279.08, 55,562.74 and 37,428.13 is: 51,630.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,279.08 : 55,562.74 = 37,428.13 : x
  2. Step 2: Convert to fraction form
    40,279.08/55,562.74 = 37,428.13/x
  3. Step 3: Cross multiply
    40,279.08x = 55,562.74 × 37,428.13
  4. Step 4: Simplify right side
    40,279.08x = 2,079,609,223.40
  5. Step 5: Solve for x
    x = 2,079,609,223.40/40,279.08
  6. Step 6: Final answer
    x = 51,630.01

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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.