Home / 26,444.22-36,440.28-18,869.20

Finding the Fourth Proportional to 26,444.22, 36,440.28 and 18,869.20

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Solution

The fourth proportional to 26,444.22, 36,440.28 and 18,869.20 is: 26,001.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,444.22 : 36,440.28 = 18,869.20 : x
  2. Step 2: Convert to fraction form
    26,444.22/36,440.28 = 18,869.20/x
  3. Step 3: Cross multiply
    26,444.22x = 36,440.28 × 18,869.20
  4. Step 4: Simplify right side
    26,444.22x = 687,598,931.38
  5. Step 5: Solve for x
    x = 687,598,931.38/26,444.22
  6. Step 6: Final answer
    x = 26,001.86

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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.