Home / 18,892.46-26,062.40-14,671.55

Finding the Fourth Proportional to 18,892.46, 26,062.40 and 14,671.55

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Solution

The fourth proportional to 18,892.46, 26,062.40 and 14,671.55 is: 20,239.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,892.46 : 26,062.40 = 14,671.55 : x
  2. Step 2: Convert to fraction form
    18,892.46/26,062.40 = 14,671.55/x
  3. Step 3: Cross multiply
    18,892.46x = 26,062.40 × 14,671.55
  4. Step 4: Simplify right side
    18,892.46x = 382,375,674.41
  5. Step 5: Solve for x
    x = 382,375,674.41/18,892.46
  6. Step 6: Final answer
    x = 20,239.60

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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.