Home / 25,076.18-34,605.53-15,005.05

Finding the Fourth Proportional to 25,076.18, 34,605.53 and 15,005.05

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Solution

The fourth proportional to 25,076.18, 34,605.53 and 15,005.05 is: 20,707.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,076.18 : 34,605.53 = 15,005.05 : x
  2. Step 2: Convert to fraction form
    25,076.18/34,605.53 = 15,005.05/x
  3. Step 3: Cross multiply
    25,076.18x = 34,605.53 × 15,005.05
  4. Step 4: Simplify right side
    25,076.18x = 519,257,546.39
  5. Step 5: Solve for x
    x = 519,257,546.39/25,076.18
  6. Step 6: Final answer
    x = 20,707.20

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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.