Home / 38,290.22-57,438.07-10,210.13

Finding the Fourth Proportional to 38,290.22, 57,438.07 and 10,210.13

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Solution

The fourth proportional to 38,290.22, 57,438.07 and 10,210.13 is: 15,315.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,290.22 : 57,438.07 = 10,210.13 : x
  2. Step 2: Convert to fraction form
    38,290.22/57,438.07 = 10,210.13/x
  3. Step 3: Cross multiply
    38,290.22x = 57,438.07 × 10,210.13
  4. Step 4: Simplify right side
    38,290.22x = 586,449,848.93
  5. Step 5: Solve for x
    x = 586,449,848.93/38,290.22
  6. Step 6: Final answer
    x = 15,315.92

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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.