Home / 14,889.40-22,334.10-9,899.80

Finding the Fourth Proportional to 14,889.40, 22,334.10 and 9,899.80

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Solution

The fourth proportional to 14,889.40, 22,334.10 and 9,899.80 is: 14,849.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,889.40 : 22,334.10 = 9,899.80 : x
  2. Step 2: Convert to fraction form
    14,889.40/22,334.10 = 9,899.80/x
  3. Step 3: Cross multiply
    14,889.40x = 22,334.10 × 9,899.80
  4. Step 4: Simplify right side
    14,889.40x = 221,103,123.18
  5. Step 5: Solve for x
    x = 221,103,123.18/14,889.40
  6. Step 6: Final answer
    x = 14,849.70

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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.