Home / 58,390.24-80,578.53-31,532.75

Finding the Fourth Proportional to 58,390.24, 80,578.53 and 31,532.75

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Solution

The fourth proportional to 58,390.24, 80,578.53 and 31,532.75 is: 43,515.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,390.24 : 80,578.53 = 31,532.75 : x
  2. Step 2: Convert to fraction form
    58,390.24/80,578.53 = 31,532.75/x
  3. Step 3: Cross multiply
    58,390.24x = 80,578.53 × 31,532.75
  4. Step 4: Simplify right side
    58,390.24x = 2,540,862,641.86
  5. Step 5: Solve for x
    x = 2,540,862,641.86/58,390.24
  6. Step 6: Final answer
    x = 43,515.19

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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.