Home / 18,459.76-25,474.47-10,076.26

Finding the Fourth Proportional to 18,459.76, 25,474.47 and 10,076.26

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Solution

The fourth proportional to 18,459.76, 25,474.47 and 10,076.26 is: 13,905.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,459.76 : 25,474.47 = 10,076.26 : x
  2. Step 2: Convert to fraction form
    18,459.76/25,474.47 = 10,076.26/x
  3. Step 3: Cross multiply
    18,459.76x = 25,474.47 × 10,076.26
  4. Step 4: Simplify right side
    18,459.76x = 256,687,332.70
  5. Step 5: Solve for x
    x = 256,687,332.70/18,459.76
  6. Step 6: Final answer
    x = 13,905.24

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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.