Home / 18,865.91-26,061.52-17,869.46

Finding the Fourth Proportional to 18,865.91, 26,061.52 and 17,869.46

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Solution

The fourth proportional to 18,865.91, 26,061.52 and 17,869.46 is: 24,685.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,865.91 : 26,061.52 = 17,869.46 : x
  2. Step 2: Convert to fraction form
    18,865.91/26,061.52 = 17,869.46/x
  3. Step 3: Cross multiply
    18,865.91x = 26,061.52 × 17,869.46
  4. Step 4: Simplify right side
    18,865.91x = 465,705,114.20
  5. Step 5: Solve for x
    x = 465,705,114.20/18,865.91
  6. Step 6: Final answer
    x = 24,685.01

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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.