Home / 25,502.95-35,193.39-14,172.17

Finding the Fourth Proportional to 25,502.95, 35,193.39 and 14,172.17

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Solution

The fourth proportional to 25,502.95, 35,193.39 and 14,172.17 is: 19,557.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,502.95 : 35,193.39 = 14,172.17 : x
  2. Step 2: Convert to fraction form
    25,502.95/35,193.39 = 14,172.17/x
  3. Step 3: Cross multiply
    25,502.95x = 35,193.39 × 14,172.17
  4. Step 4: Simplify right side
    25,502.95x = 498,766,476.84
  5. Step 5: Solve for x
    x = 498,766,476.84/25,502.95
  6. Step 6: Final answer
    x = 19,557.21

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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.