Home / 34,720.80-52,081.26-12,549.83

Finding the Fourth Proportional to 34,720.80, 52,081.26 and 12,549.83

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Solution

The fourth proportional to 34,720.80, 52,081.26 and 12,549.83 is: 18,824.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,720.80 : 52,081.26 = 12,549.83 : x
  2. Step 2: Convert to fraction form
    34,720.80/52,081.26 = 12,549.83/x
  3. Step 3: Cross multiply
    34,720.80x = 52,081.26 × 12,549.83
  4. Step 4: Simplify right side
    34,720.80x = 653,610,959.19
  5. Step 5: Solve for x
    x = 653,610,959.19/34,720.80
  6. Step 6: Final answer
    x = 18,824.77

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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.