Home / 26,343.40-39,502.30-14,644.20

Finding the Fourth Proportional to 26,343.40, 39,502.30 and 14,644.20

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Solution

The fourth proportional to 26,343.40, 39,502.30 and 14,644.20 is: 21,959.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,343.40 : 39,502.30 = 14,644.20 : x
  2. Step 2: Convert to fraction form
    26,343.40/39,502.30 = 14,644.20/x
  3. Step 3: Cross multiply
    26,343.40x = 39,502.30 × 14,644.20
  4. Step 4: Simplify right side
    26,343.40x = 578,479,581.66
  5. Step 5: Solve for x
    x = 578,479,581.66/26,343.40
  6. Step 6: Final answer
    x = 21,959.18

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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.