Home / 38,539.64-57,832.14-15,172.76

Finding the Fourth Proportional to 38,539.64, 57,832.14 and 15,172.76

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Solution

The fourth proportional to 38,539.64, 57,832.14 and 15,172.76 is: 22,768.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,539.64 : 57,832.14 = 15,172.76 : x
  2. Step 2: Convert to fraction form
    38,539.64/57,832.14 = 15,172.76/x
  3. Step 3: Cross multiply
    38,539.64x = 57,832.14 × 15,172.76
  4. Step 4: Simplify right side
    38,539.64x = 877,473,180.51
  5. Step 5: Solve for x
    x = 877,473,180.51/38,539.64
  6. Step 6: Final answer
    x = 22,768.07

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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.