Home / 36,865.62-55,308.18-19,330.74

Finding the Fourth Proportional to 36,865.62, 55,308.18 and 19,330.74

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Solution

The fourth proportional to 36,865.62, 55,308.18 and 19,330.74 is: 29,001.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,865.62 : 55,308.18 = 19,330.74 : x
  2. Step 2: Convert to fraction form
    36,865.62/55,308.18 = 19,330.74/x
  3. Step 3: Cross multiply
    36,865.62x = 55,308.18 × 19,330.74
  4. Step 4: Simplify right side
    36,865.62x = 1,069,148,047.45
  5. Step 5: Solve for x
    x = 1,069,148,047.45/36,865.62
  6. Step 6: Final answer
    x = 29,001.22

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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.