Home / 19,713.36-29,545.20-17,242.32

Finding the Fourth Proportional to 19,713.36, 29,545.20 and 17,242.32

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Solution

The fourth proportional to 19,713.36, 29,545.20 and 17,242.32 is: 25,841.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,713.36 : 29,545.20 = 17,242.32 : x
  2. Step 2: Convert to fraction form
    19,713.36/29,545.20 = 17,242.32/x
  3. Step 3: Cross multiply
    19,713.36x = 29,545.20 × 17,242.32
  4. Step 4: Simplify right side
    19,713.36x = 509,427,792.86
  5. Step 5: Solve for x
    x = 509,427,792.86/19,713.36
  6. Step 6: Final answer
    x = 25,841.75

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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.