Home / 14,320.62-21,478.02-6,527.58

Finding the Fourth Proportional to 14,320.62, 21,478.02 and 6,527.58

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Solution

The fourth proportional to 14,320.62, 21,478.02 and 6,527.58 is: 9,790.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,320.62 : 21,478.02 = 6,527.58 : x
  2. Step 2: Convert to fraction form
    14,320.62/21,478.02 = 6,527.58/x
  3. Step 3: Cross multiply
    14,320.62x = 21,478.02 × 6,527.58
  4. Step 4: Simplify right side
    14,320.62x = 140,199,493.79
  5. Step 5: Solve for x
    x = 140,199,493.79/14,320.62
  6. Step 6: Final answer
    x = 9,790.04

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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.