Home / 14,264.18-21,398.82-4,901.78

Finding the Fourth Proportional to 14,264.18, 21,398.82 and 4,901.78

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Solution

The fourth proportional to 14,264.18, 21,398.82 and 4,901.78 is: 7,353.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,264.18 : 21,398.82 = 4,901.78 : x
  2. Step 2: Convert to fraction form
    14,264.18/21,398.82 = 4,901.78/x
  3. Step 3: Cross multiply
    14,264.18x = 21,398.82 × 4,901.78
  4. Step 4: Simplify right side
    14,264.18x = 104,892,307.90
  5. Step 5: Solve for x
    x = 104,892,307.90/14,264.18
  6. Step 6: Final answer
    x = 7,353.55

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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.