Home / 36,478.89-50,337.86-20,567.25

Finding the Fourth Proportional to 36,478.89, 50,337.86 and 20,567.25

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Solution

The fourth proportional to 36,478.89, 50,337.86 and 20,567.25 is: 28,381.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,478.89 : 50,337.86 = 20,567.25 : x
  2. Step 2: Convert to fraction form
    36,478.89/50,337.86 = 20,567.25/x
  3. Step 3: Cross multiply
    36,478.89x = 50,337.86 × 20,567.25
  4. Step 4: Simplify right side
    36,478.89x = 1,035,311,248.25
  5. Step 5: Solve for x
    x = 1,035,311,248.25/36,478.89
  6. Step 6: Final answer
    x = 28,381.11

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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.