Home / 16,280.20-24,420.30-15,308.20

Finding the Fourth Proportional to 16,280.20, 24,420.30 and 15,308.20

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Solution

The fourth proportional to 16,280.20, 24,420.30 and 15,308.20 is: 22,962.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,280.20 : 24,420.30 = 15,308.20 : x
  2. Step 2: Convert to fraction form
    16,280.20/24,420.30 = 15,308.20/x
  3. Step 3: Cross multiply
    16,280.20x = 24,420.30 × 15,308.20
  4. Step 4: Simplify right side
    16,280.20x = 373,830,836.46
  5. Step 5: Solve for x
    x = 373,830,836.46/16,280.20
  6. Step 6: Final answer
    x = 22,962.30

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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.