Home / 25,545.36-35,253.18-14,215.62

Finding the Fourth Proportional to 25,545.36, 35,253.18 and 14,215.62

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Solution

The fourth proportional to 25,545.36, 35,253.18 and 14,215.62 is: 19,617.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,545.36 : 35,253.18 = 14,215.62 : x
  2. Step 2: Convert to fraction form
    25,545.36/35,253.18 = 14,215.62/x
  3. Step 3: Cross multiply
    25,545.36x = 35,253.18 × 14,215.62
  4. Step 4: Simplify right side
    25,545.36x = 501,145,810.67
  5. Step 5: Solve for x
    x = 501,145,810.67/25,545.36
  6. Step 6: Final answer
    x = 19,617.88

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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.