Home / 18,207.32-27,319.48-9,437.45

Finding the Fourth Proportional to 18,207.32, 27,319.48 and 9,437.45

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Solution

The fourth proportional to 18,207.32, 27,319.48 and 9,437.45 is: 14,160.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,207.32 : 27,319.48 = 9,437.45 : x
  2. Step 2: Convert to fraction form
    18,207.32/27,319.48 = 9,437.45/x
  3. Step 3: Cross multiply
    18,207.32x = 27,319.48 × 9,437.45
  4. Step 4: Simplify right side
    18,207.32x = 257,826,066.33
  5. Step 5: Solve for x
    x = 257,826,066.33/18,207.32
  6. Step 6: Final answer
    x = 14,160.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.