Home / 21,647.26-32,470.89-17,710.66

Finding the Fourth Proportional to 21,647.26, 32,470.89 and 17,710.66

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Solution

The fourth proportional to 21,647.26, 32,470.89 and 17,710.66 is: 26,565.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,647.26 : 32,470.89 = 17,710.66 : x
  2. Step 2: Convert to fraction form
    21,647.26/32,470.89 = 17,710.66/x
  3. Step 3: Cross multiply
    21,647.26x = 32,470.89 × 17,710.66
  4. Step 4: Simplify right side
    21,647.26x = 575,080,892.69
  5. Step 5: Solve for x
    x = 575,080,892.69/21,647.26
  6. Step 6: Final answer
    x = 26,565.99

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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.