Home / 19,810.88-29,753.33-17,439.80

Finding the Fourth Proportional to 19,810.88, 29,753.33 and 17,439.80

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Solution

The fourth proportional to 19,810.88, 29,753.33 and 17,439.80 is: 26,192.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,810.88 : 29,753.33 = 17,439.80 : x
  2. Step 2: Convert to fraction form
    19,810.88/29,753.33 = 17,439.80/x
  3. Step 3: Cross multiply
    19,810.88x = 29,753.33 × 17,439.80
  4. Step 4: Simplify right side
    19,810.88x = 518,891,888.57
  5. Step 5: Solve for x
    x = 518,891,888.57/19,810.88
  6. Step 6: Final answer
    x = 26,192.28

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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.