Home / 25,032.70-34,545.21-13,854.70

Finding the Fourth Proportional to 25,032.70, 34,545.21 and 13,854.70

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Solution

The fourth proportional to 25,032.70, 34,545.21 and 13,854.70 is: 19,119.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,032.70 : 34,545.21 = 13,854.70 : x
  2. Step 2: Convert to fraction form
    25,032.70/34,545.21 = 13,854.70/x
  3. Step 3: Cross multiply
    25,032.70x = 34,545.21 × 13,854.70
  4. Step 4: Simplify right side
    25,032.70x = 478,613,348.26
  5. Step 5: Solve for x
    x = 478,613,348.26/25,032.70
  6. Step 6: Final answer
    x = 19,119.53

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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.