Home / 38,922.33-53,725.50-28,847.55

Finding the Fourth Proportional to 38,922.33, 53,725.50 and 28,847.55

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Solution

The fourth proportional to 38,922.33, 53,725.50 and 28,847.55 is: 39,819.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,922.33 : 53,725.50 = 28,847.55 : x
  2. Step 2: Convert to fraction form
    38,922.33/53,725.50 = 28,847.55/x
  3. Step 3: Cross multiply
    38,922.33x = 53,725.50 × 28,847.55
  4. Step 4: Simplify right side
    38,922.33x = 1,549,849,047.53
  5. Step 5: Solve for x
    x = 1,549,849,047.53/38,922.33
  6. Step 6: Final answer
    x = 39,819.02

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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.