Home / 17,032.32-25,549.76-4,720

Finding the Fourth Proportional to 17,032.32, 25,549.76 and 4,720

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Solution

The fourth proportional to 17,032.32, 25,549.76 and 4,720 is: 7,080.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,032.32 : 25,549.76 = 4,720 : x
  2. Step 2: Convert to fraction form
    17,032.32/25,549.76 = 4,720/x
  3. Step 3: Cross multiply
    17,032.32x = 25,549.76 × 4,720
  4. Step 4: Simplify right side
    17,032.32x = 120,594,867.20
  5. Step 5: Solve for x
    x = 120,594,867.20/17,032.32
  6. Step 6: Final answer
    x = 7,080.35

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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.