Home / 38,514.74-57,752.67-18,763.70

Finding the Fourth Proportional to 38,514.74, 57,752.67 and 18,763.70

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Solution

The fourth proportional to 38,514.74, 57,752.67 and 18,763.70 is: 28,136.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,514.74 : 57,752.67 = 18,763.70 : x
  2. Step 2: Convert to fraction form
    38,514.74/57,752.67 = 18,763.70/x
  3. Step 3: Cross multiply
    38,514.74x = 57,752.67 × 18,763.70
  4. Step 4: Simplify right side
    38,514.74x = 1,083,653,774.08
  5. Step 5: Solve for x
    x = 1,083,653,774.08/38,514.74
  6. Step 6: Final answer
    x = 28,136.08

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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.