Home / 36,854.40-55,281.56-9,152.40

Finding the Fourth Proportional to 36,854.40, 55,281.56 and 9,152.40

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Solution

The fourth proportional to 36,854.40, 55,281.56 and 9,152.40 is: 13,728.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,854.40 : 55,281.56 = 9,152.40 : x
  2. Step 2: Convert to fraction form
    36,854.40/55,281.56 = 9,152.40/x
  3. Step 3: Cross multiply
    36,854.40x = 55,281.56 × 9,152.40
  4. Step 4: Simplify right side
    36,854.40x = 505,958,949.74
  5. Step 5: Solve for x
    x = 505,958,949.74/36,854.40
  6. Step 6: Final answer
    x = 13,728.59

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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.