Home / 25,280.36-34,887.00-13,950.18

Finding the Fourth Proportional to 25,280.36, 34,887.00 and 13,950.18

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Solution

The fourth proportional to 25,280.36, 34,887.00 and 13,950.18 is: 19,251.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,280.36 : 34,887.00 = 13,950.18 : x
  2. Step 2: Convert to fraction form
    25,280.36/34,887.00 = 13,950.18/x
  3. Step 3: Cross multiply
    25,280.36x = 34,887.00 × 13,950.18
  4. Step 4: Simplify right side
    25,280.36x = 486,680,061.71
  5. Step 5: Solve for x
    x = 486,680,061.71/25,280.36
  6. Step 6: Final answer
    x = 19,251.31

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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.