Home / 21,586.12-32,366.22-14,639.56

Finding the Fourth Proportional to 21,586.12, 32,366.22 and 14,639.56

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Solution

The fourth proportional to 21,586.12, 32,366.22 and 14,639.56 is: 21,950.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,586.12 : 32,366.22 = 14,639.56 : x
  2. Step 2: Convert to fraction form
    21,586.12/32,366.22 = 14,639.56/x
  3. Step 3: Cross multiply
    21,586.12x = 32,366.22 × 14,639.56
  4. Step 4: Simplify right side
    21,586.12x = 473,827,219.66
  5. Step 5: Solve for x
    x = 473,827,219.66/21,586.12
  6. Step 6: Final answer
    x = 21,950.55

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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.