Home / 25,997.84-38,934.28-14,870.80

Finding the Fourth Proportional to 25,997.84, 38,934.28 and 14,870.80

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Solution

The fourth proportional to 25,997.84, 38,934.28 and 14,870.80 is: 22,270.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,997.84 : 38,934.28 = 14,870.80 : x
  2. Step 2: Convert to fraction form
    25,997.84/38,934.28 = 14,870.80/x
  3. Step 3: Cross multiply
    25,997.84x = 38,934.28 × 14,870.80
  4. Step 4: Simplify right side
    25,997.84x = 578,983,891.02
  5. Step 5: Solve for x
    x = 578,983,891.02/25,997.84
  6. Step 6: Final answer
    x = 22,270.46

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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.