Home / 18,957.72-26,160.36-10,459.32

Finding the Fourth Proportional to 18,957.72, 26,160.36 and 10,459.32

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Solution

The fourth proportional to 18,957.72, 26,160.36 and 10,459.32 is: 14,433.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,957.72 : 26,160.36 = 10,459.32 : x
  2. Step 2: Convert to fraction form
    18,957.72/26,160.36 = 10,459.32/x
  3. Step 3: Cross multiply
    18,957.72x = 26,160.36 × 10,459.32
  4. Step 4: Simplify right side
    18,957.72x = 273,619,576.56
  5. Step 5: Solve for x
    x = 273,619,576.56/18,957.72
  6. Step 6: Final answer
    x = 14,433.15

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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.