Home / 52,514.63-72,470.19-28,641.30

Finding the Fourth Proportional to 52,514.63, 72,470.19 and 28,641.30

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Solution

The fourth proportional to 52,514.63, 72,470.19 and 28,641.30 is: 39,524.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,514.63 : 72,470.19 = 28,641.30 : x
  2. Step 2: Convert to fraction form
    52,514.63/72,470.19 = 28,641.30/x
  3. Step 3: Cross multiply
    52,514.63x = 72,470.19 × 28,641.30
  4. Step 4: Simplify right side
    52,514.63x = 2,075,640,452.85
  5. Step 5: Solve for x
    x = 2,075,640,452.85/52,514.63
  6. Step 6: Final answer
    x = 39,524.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.