Home / 14,036.28-21,061.00-6,137.78

Finding the Fourth Proportional to 14,036.28, 21,061.00 and 6,137.78

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Solution

The fourth proportional to 14,036.28, 21,061.00 and 6,137.78 is: 9,209.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,036.28 : 21,061.00 = 6,137.78 : x
  2. Step 2: Convert to fraction form
    14,036.28/21,061.00 = 6,137.78/x
  3. Step 3: Cross multiply
    14,036.28x = 21,061.00 × 6,137.78
  4. Step 4: Simplify right side
    14,036.28x = 129,267,821.89
  5. Step 5: Solve for x
    x = 129,267,821.89/14,036.28
  6. Step 6: Final answer
    x = 9,209.55

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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.