Home / 25,647.13-35,392.90-14,315.97

Finding the Fourth Proportional to 25,647.13, 35,392.90 and 14,315.97

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Solution

The fourth proportional to 25,647.13, 35,392.90 and 14,315.97 is: 19,755.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,647.13 : 35,392.90 = 14,315.97 : x
  2. Step 2: Convert to fraction form
    25,647.13/35,392.90 = 14,315.97/x
  3. Step 3: Cross multiply
    25,647.13x = 35,392.90 × 14,315.97
  4. Step 4: Simplify right side
    25,647.13x = 506,683,694.61
  5. Step 5: Solve for x
    x = 506,683,694.61/25,647.13
  6. Step 6: Final answer
    x = 19,755.96

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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.