Home / 14,266.18-21,402.98-5,498.20

Finding the Fourth Proportional to 14,266.18, 21,402.98 and 5,498.20

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Solution

The fourth proportional to 14,266.18, 21,402.98 and 5,498.20 is: 8,248.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,266.18 : 21,402.98 = 5,498.20 : x
  2. Step 2: Convert to fraction form
    14,266.18/21,402.98 = 5,498.20/x
  3. Step 3: Cross multiply
    14,266.18x = 21,402.98 × 5,498.20
  4. Step 4: Simplify right side
    14,266.18x = 117,677,864.64
  5. Step 5: Solve for x
    x = 117,677,864.64/14,266.18
  6. Step 6: Final answer
    x = 8,248.73

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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.