Home / 19,613.08-27,065.50-10,660.29

Finding the Fourth Proportional to 19,613.08, 27,065.50 and 10,660.29

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Solution

The fourth proportional to 19,613.08, 27,065.50 and 10,660.29 is: 14,710.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,613.08 : 27,065.50 = 10,660.29 : x
  2. Step 2: Convert to fraction form
    19,613.08/27,065.50 = 10,660.29/x
  3. Step 3: Cross multiply
    19,613.08x = 27,065.50 × 10,660.29
  4. Step 4: Simplify right side
    19,613.08x = 288,526,079.00
  5. Step 5: Solve for x
    x = 288,526,079.00/19,613.08
  6. Step 6: Final answer
    x = 14,710.90

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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.