Home / 38,265.48-57,400.65-10,185.08

Finding the Fourth Proportional to 38,265.48, 57,400.65 and 10,185.08

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Solution

The fourth proportional to 38,265.48, 57,400.65 and 10,185.08 is: 15,278.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,265.48 : 57,400.65 = 10,185.08 : x
  2. Step 2: Convert to fraction form
    38,265.48/57,400.65 = 10,185.08/x
  3. Step 3: Cross multiply
    38,265.48x = 57,400.65 × 10,185.08
  4. Step 4: Simplify right side
    38,265.48x = 584,629,925.30
  5. Step 5: Solve for x
    x = 584,629,925.30/38,265.48
  6. Step 6: Final answer
    x = 15,278.26

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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.