Home / 38,088.11-57,017.34-20,504.63

Finding the Fourth Proportional to 38,088.11, 57,017.34 and 20,504.63

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Solution

The fourth proportional to 38,088.11, 57,017.34 and 20,504.63 is: 30,695.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,088.11 : 57,017.34 = 20,504.63 : x
  2. Step 2: Convert to fraction form
    38,088.11/57,017.34 = 20,504.63/x
  3. Step 3: Cross multiply
    38,088.11x = 57,017.34 × 20,504.63
  4. Step 4: Simplify right side
    38,088.11x = 1,169,119,175.20
  5. Step 5: Solve for x
    x = 1,169,119,175.20/38,088.11
  6. Step 6: Final answer
    x = 30,695.13

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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.