Home / 21,417.40-32,126.10-14,836.96

Finding the Fourth Proportional to 21,417.40, 32,126.10 and 14,836.96

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Solution

The fourth proportional to 21,417.40, 32,126.10 and 14,836.96 is: 22,255.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,417.40 : 32,126.10 = 14,836.96 : x
  2. Step 2: Convert to fraction form
    21,417.40/32,126.10 = 14,836.96/x
  3. Step 3: Cross multiply
    21,417.40x = 32,126.10 × 14,836.96
  4. Step 4: Simplify right side
    21,417.40x = 476,653,660.66
  5. Step 5: Solve for x
    x = 476,653,660.66/21,417.40
  6. Step 6: Final answer
    x = 22,255.44

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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.