Home / 38,256.80-52,779.58-28,209.04

Finding the Fourth Proportional to 38,256.80, 52,779.58 and 28,209.04

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Solution

The fourth proportional to 38,256.80, 52,779.58 and 28,209.04 is: 38,917.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,256.80 : 52,779.58 = 28,209.04 : x
  2. Step 2: Convert to fraction form
    38,256.80/52,779.58 = 28,209.04/x
  3. Step 3: Cross multiply
    38,256.80x = 52,779.58 × 28,209.04
  4. Step 4: Simplify right side
    38,256.80x = 1,488,861,283.40
  5. Step 5: Solve for x
    x = 1,488,861,283.40/38,256.80
  6. Step 6: Final answer
    x = 38,917.56

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1.5x scale

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.