Home / 18,316.46-25,276.56-10,358.66

Finding the Fourth Proportional to 18,316.46, 25,276.56 and 10,358.66

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Solution

The fourth proportional to 18,316.46, 25,276.56 and 10,358.66 is: 14,294.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,316.46 : 25,276.56 = 10,358.66 : x
  2. Step 2: Convert to fraction form
    18,316.46/25,276.56 = 10,358.66/x
  3. Step 3: Cross multiply
    18,316.46x = 25,276.56 × 10,358.66
  4. Step 4: Simplify right side
    18,316.46x = 261,831,291.01
  5. Step 5: Solve for x
    x = 261,831,291.01/18,316.46
  6. Step 6: Final answer
    x = 14,294.86

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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.