Home / 21,946.95-32,928.15-10,861.29

Finding the Fourth Proportional to 21,946.95, 32,928.15 and 10,861.29

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Solution

The fourth proportional to 21,946.95, 32,928.15 and 10,861.29 is: 16,295.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,946.95 : 32,928.15 = 10,861.29 : x
  2. Step 2: Convert to fraction form
    21,946.95/32,928.15 = 10,861.29/x
  3. Step 3: Cross multiply
    21,946.95x = 32,928.15 × 10,861.29
  4. Step 4: Simplify right side
    21,946.95x = 357,642,186.31
  5. Step 5: Solve for x
    x = 357,642,186.31/21,946.95
  6. Step 6: Final answer
    x = 16,295.76

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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.