Home / 28,228.80-42,343.20-24,772.80

Finding the Fourth Proportional to 28,228.80, 42,343.20 and 24,772.80

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Solution

The fourth proportional to 28,228.80, 42,343.20 and 24,772.80 is: 37,159.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,228.80 : 42,343.20 = 24,772.80 : x
  2. Step 2: Convert to fraction form
    28,228.80/42,343.20 = 24,772.80/x
  3. Step 3: Cross multiply
    28,228.80x = 42,343.20 × 24,772.80
  4. Step 4: Simplify right side
    28,228.80x = 1,048,959,624.96
  5. Step 5: Solve for x
    x = 1,048,959,624.96/28,228.80
  6. Step 6: Final answer
    x = 37,159.20

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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.