Home / 18,818.24-28,225.02-10,925.04

Finding the Fourth Proportional to 18,818.24, 28,225.02 and 10,925.04

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Solution

The fourth proportional to 18,818.24, 28,225.02 and 10,925.04 is: 16,386.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,818.24 : 28,225.02 = 10,925.04 : x
  2. Step 2: Convert to fraction form
    18,818.24/28,225.02 = 10,925.04/x
  3. Step 3: Cross multiply
    18,818.24x = 28,225.02 × 10,925.04
  4. Step 4: Simplify right side
    18,818.24x = 308,359,472.50
  5. Step 5: Solve for x
    x = 308,359,472.50/18,818.24
  6. Step 6: Final answer
    x = 16,386.20

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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.