Home / 25,999.84-38,937.28-14,872.80

Finding the Fourth Proportional to 25,999.84, 38,937.28 and 14,872.80

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Solution

The fourth proportional to 25,999.84, 38,937.28 and 14,872.80 is: 22,273.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,999.84 : 38,937.28 = 14,872.80 : x
  2. Step 2: Convert to fraction form
    25,999.84/38,937.28 = 14,872.80/x
  3. Step 3: Cross multiply
    25,999.84x = 38,937.28 × 14,872.80
  4. Step 4: Simplify right side
    25,999.84x = 579,106,377.98
  5. Step 5: Solve for x
    x = 579,106,377.98/25,999.84
  6. Step 6: Final answer
    x = 22,273.46

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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.