Home / 25,752.66-38,643.60-13,906.29

Finding the Fourth Proportional to 25,752.66, 38,643.60 and 13,906.29

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Solution

The fourth proportional to 25,752.66, 38,643.60 and 13,906.29 is: 20,867.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,752.66 : 38,643.60 = 13,906.29 : x
  2. Step 2: Convert to fraction form
    25,752.66/38,643.60 = 13,906.29/x
  3. Step 3: Cross multiply
    25,752.66x = 38,643.60 × 13,906.29
  4. Step 4: Simplify right side
    25,752.66x = 537,389,108.24
  5. Step 5: Solve for x
    x = 537,389,108.24/25,752.66
  6. Step 6: Final answer
    x = 20,867.32

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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.