Home / 58,557.12-80,809.26-32,715.72

Finding the Fourth Proportional to 58,557.12, 80,809.26 and 32,715.72

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Solution

The fourth proportional to 58,557.12, 80,809.26 and 32,715.72 is: 45,147.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,557.12 : 80,809.26 = 32,715.72 : x
  2. Step 2: Convert to fraction form
    58,557.12/80,809.26 = 32,715.72/x
  3. Step 3: Cross multiply
    58,557.12x = 80,809.26 × 32,715.72
  4. Step 4: Simplify right side
    58,557.12x = 2,643,733,123.57
  5. Step 5: Solve for x
    x = 2,643,733,123.57/58,557.12
  6. Step 6: Final answer
    x = 45,147.94

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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.