Home / 38,272.08-57,409.20-10,570.08

Finding the Fourth Proportional to 38,272.08, 57,409.20 and 10,570.08

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Solution

The fourth proportional to 38,272.08, 57,409.20 and 10,570.08 is: 15,855.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,272.08 : 57,409.20 = 10,570.08 : x
  2. Step 2: Convert to fraction form
    38,272.08/57,409.20 = 10,570.08/x
  3. Step 3: Cross multiply
    38,272.08x = 57,409.20 × 10,570.08
  4. Step 4: Simplify right side
    38,272.08x = 606,819,836.74
  5. Step 5: Solve for x
    x = 606,819,836.74/38,272.08
  6. Step 6: Final answer
    x = 15,855.42

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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.