Home / 14,139.46-21,205.95-6,350.50

Finding the Fourth Proportional to 14,139.46, 21,205.95 and 6,350.50

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Solution

The fourth proportional to 14,139.46, 21,205.95 and 6,350.50 is: 9,524.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,139.46 : 21,205.95 = 6,350.50 : x
  2. Step 2: Convert to fraction form
    14,139.46/21,205.95 = 6,350.50/x
  3. Step 3: Cross multiply
    14,139.46x = 21,205.95 × 6,350.50
  4. Step 4: Simplify right side
    14,139.46x = 134,668,385.48
  5. Step 5: Solve for x
    x = 134,668,385.48/14,139.46
  6. Step 6: Final answer
    x = 9,524.29

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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.