Home / 25,104.22-34,632.88-15,541.56

Finding the Fourth Proportional to 25,104.22, 34,632.88 and 15,541.56

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Solution

The fourth proportional to 25,104.22, 34,632.88 and 15,541.56 is: 21,440.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,104.22 : 34,632.88 = 15,541.56 : x
  2. Step 2: Convert to fraction form
    25,104.22/34,632.88 = 15,541.56/x
  3. Step 3: Cross multiply
    25,104.22x = 34,632.88 × 15,541.56
  4. Step 4: Simplify right side
    25,104.22x = 538,248,943.64
  5. Step 5: Solve for x
    x = 538,248,943.64/25,104.22
  6. Step 6: Final answer
    x = 21,440.58

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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.