Home / 28,849.42-43,275.95-12,207.26

Finding the Fourth Proportional to 28,849.42, 43,275.95 and 12,207.26

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Solution

The fourth proportional to 28,849.42, 43,275.95 and 12,207.26 is: 18,311.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,849.42 : 43,275.95 = 12,207.26 : x
  2. Step 2: Convert to fraction form
    28,849.42/43,275.95 = 12,207.26/x
  3. Step 3: Cross multiply
    28,849.42x = 43,275.95 × 12,207.26
  4. Step 4: Simplify right side
    28,849.42x = 528,280,773.40
  5. Step 5: Solve for x
    x = 528,280,773.40/28,849.42
  6. Step 6: Final answer
    x = 18,311.66

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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.