Home / 22,611.87-31,219.02-14,549.13

Finding the Fourth Proportional to 22,611.87, 31,219.02 and 14,549.13

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Solution

The fourth proportional to 22,611.87, 31,219.02 and 14,549.13 is: 20,087.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,611.87 : 31,219.02 = 14,549.13 : x
  2. Step 2: Convert to fraction form
    22,611.87/31,219.02 = 14,549.13/x
  3. Step 3: Cross multiply
    22,611.87x = 31,219.02 × 14,549.13
  4. Step 4: Simplify right side
    22,611.87x = 454,209,580.45
  5. Step 5: Solve for x
    x = 454,209,580.45/22,611.87
  6. Step 6: Final answer
    x = 20,087.22

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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.