Home / 14,312.12-21,472.50-9,650.84

Finding the Fourth Proportional to 14,312.12, 21,472.50 and 9,650.84

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Solution

The fourth proportional to 14,312.12, 21,472.50 and 9,650.84 is: 14,479.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,312.12 : 21,472.50 = 9,650.84 : x
  2. Step 2: Convert to fraction form
    14,312.12/21,472.50 = 9,650.84/x
  3. Step 3: Cross multiply
    14,312.12x = 21,472.50 × 9,650.84
  4. Step 4: Simplify right side
    14,312.12x = 207,227,661.90
  5. Step 5: Solve for x
    x = 207,227,661.90/14,312.12
  6. Step 6: Final answer
    x = 14,479.17

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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.