Home / 28,941.90-43,152.78-26,470.56

Finding the Fourth Proportional to 28,941.90, 43,152.78 and 26,470.56

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Solution

The fourth proportional to 28,941.90, 43,152.78 and 26,470.56 is: 39,467.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,941.90 : 43,152.78 = 26,470.56 : x
  2. Step 2: Convert to fraction form
    28,941.90/43,152.78 = 26,470.56/x
  3. Step 3: Cross multiply
    28,941.90x = 43,152.78 × 26,470.56
  4. Step 4: Simplify right side
    28,941.90x = 1,142,278,252.16
  5. Step 5: Solve for x
    x = 1,142,278,252.16/28,941.90
  6. Step 6: Final answer
    x = 39,467.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.