Home / 38,785.21-58,159.35-17,719.01

Finding the Fourth Proportional to 38,785.21, 58,159.35 and 17,719.01

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Solution

The fourth proportional to 38,785.21, 58,159.35 and 17,719.01 is: 26,570.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,785.21 : 58,159.35 = 17,719.01 : x
  2. Step 2: Convert to fraction form
    38,785.21/58,159.35 = 17,719.01/x
  3. Step 3: Cross multiply
    38,785.21x = 58,159.35 × 17,719.01
  4. Step 4: Simplify right side
    38,785.21x = 1,030,526,104.24
  5. Step 5: Solve for x
    x = 1,030,526,104.24/38,785.21
  6. Step 6: Final answer
    x = 26,570.08

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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.