Home / 26,658.19-36,788.10-14,721.43

Finding the Fourth Proportional to 26,658.19, 36,788.10 and 14,721.43

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Solution

The fourth proportional to 26,658.19, 36,788.10 and 14,721.43 is: 20,315.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,658.19 : 36,788.10 = 14,721.43 : x
  2. Step 2: Convert to fraction form
    26,658.19/36,788.10 = 14,721.43/x
  3. Step 3: Cross multiply
    26,658.19x = 36,788.10 × 14,721.43
  4. Step 4: Simplify right side
    26,658.19x = 541,573,438.98
  5. Step 5: Solve for x
    x = 541,573,438.98/26,658.19
  6. Step 6: Final answer
    x = 20,315.46

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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.