Home / 41,130.40-61,695.60-11,549.20

Finding the Fourth Proportional to 41,130.40, 61,695.60 and 11,549.20

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Solution

The fourth proportional to 41,130.40, 61,695.60 and 11,549.20 is: 17,323.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,130.40 : 61,695.60 = 11,549.20 : x
  2. Step 2: Convert to fraction form
    41,130.40/61,695.60 = 11,549.20/x
  3. Step 3: Cross multiply
    41,130.40x = 61,695.60 × 11,549.20
  4. Step 4: Simplify right side
    41,130.40x = 712,534,823.52
  5. Step 5: Solve for x
    x = 712,534,823.52/41,130.40
  6. Step 6: Final answer
    x = 17,323.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.