Home / 28,184.57-42,283.33-8,463.50

Finding the Fourth Proportional to 28,184.57, 42,283.33 and 8,463.50

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Solution

The fourth proportional to 28,184.57, 42,283.33 and 8,463.50 is: 12,697.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,184.57 : 42,283.33 = 8,463.50 : x
  2. Step 2: Convert to fraction form
    28,184.57/42,283.33 = 8,463.50/x
  3. Step 3: Cross multiply
    28,184.57x = 42,283.33 × 8,463.50
  4. Step 4: Simplify right side
    28,184.57x = 357,864,730.88
  5. Step 5: Solve for x
    x = 357,864,730.88/28,184.57
  6. Step 6: Final answer
    x = 12,697.19

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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.