Home / 25,400.22-35,052.54-15,326.72

Finding the Fourth Proportional to 25,400.22, 35,052.54 and 15,326.72

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Solution

The fourth proportional to 25,400.22, 35,052.54 and 15,326.72 is: 21,151.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,400.22 : 35,052.54 = 15,326.72 : x
  2. Step 2: Convert to fraction form
    25,400.22/35,052.54 = 15,326.72/x
  3. Step 3: Cross multiply
    25,400.22x = 35,052.54 × 15,326.72
  4. Step 4: Simplify right side
    25,400.22x = 537,240,290.61
  5. Step 5: Solve for x
    x = 537,240,290.61/25,400.22
  6. Step 6: Final answer
    x = 21,151.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.