Home / 28,246.29-42,343.28-10,467.05

Finding the Fourth Proportional to 28,246.29, 42,343.28 and 10,467.05

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Solution

The fourth proportional to 28,246.29, 42,343.28 and 10,467.05 is: 15,690.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,246.29 : 42,343.28 = 10,467.05 : x
  2. Step 2: Convert to fraction form
    28,246.29/42,343.28 = 10,467.05/x
  3. Step 3: Cross multiply
    28,246.29x = 42,343.28 × 10,467.05
  4. Step 4: Simplify right side
    28,246.29x = 443,209,228.92
  5. Step 5: Solve for x
    x = 443,209,228.92/28,246.29
  6. Step 6: Final answer
    x = 15,690.88

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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.