Home / 28,271.04-42,414.24-8,550.24

Finding the Fourth Proportional to 28,271.04, 42,414.24 and 8,550.24

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Solution

The fourth proportional to 28,271.04, 42,414.24 and 8,550.24 is: 12,827.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,271.04 : 42,414.24 = 8,550.24 : x
  2. Step 2: Convert to fraction form
    28,271.04/42,414.24 = 8,550.24/x
  3. Step 3: Cross multiply
    28,271.04x = 42,414.24 × 8,550.24
  4. Step 4: Simplify right side
    28,271.04x = 362,651,931.42
  5. Step 5: Solve for x
    x = 362,651,931.42/28,271.04
  6. Step 6: Final answer
    x = 12,827.68

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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.