Home / 43,047.38-59,381.40-40,002.94

Finding the Fourth Proportional to 43,047.38, 59,381.40 and 40,002.94

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Solution

The fourth proportional to 43,047.38, 59,381.40 and 40,002.94 is: 55,181.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,047.38 : 59,381.40 = 40,002.94 : x
  2. Step 2: Convert to fraction form
    43,047.38/59,381.40 = 40,002.94/x
  3. Step 3: Cross multiply
    43,047.38x = 59,381.40 × 40,002.94
  4. Step 4: Simplify right side
    43,047.38x = 2,375,430,581.32
  5. Step 5: Solve for x
    x = 2,375,430,581.32/43,047.38
  6. Step 6: Final answer
    x = 55,181.77

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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.