Home / 36,147.60-53,975.35-31,895.42

Finding the Fourth Proportional to 36,147.60, 53,975.35 and 31,895.42

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Solution

The fourth proportional to 36,147.60, 53,975.35 and 31,895.42 is: 47,626.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,147.60 : 53,975.35 = 31,895.42 : x
  2. Step 2: Convert to fraction form
    36,147.60/53,975.35 = 31,895.42/x
  3. Step 3: Cross multiply
    36,147.60x = 53,975.35 × 31,895.42
  4. Step 4: Simplify right side
    36,147.60x = 1,721,566,402.70
  5. Step 5: Solve for x
    x = 1,721,566,402.70/36,147.60
  6. Step 6: Final answer
    x = 47,626.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.