Home / 47,567.25-65,612.43-30,565.76

Finding the Fourth Proportional to 47,567.25, 65,612.43 and 30,565.76

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Solution

The fourth proportional to 47,567.25, 65,612.43 and 30,565.76 is: 42,161.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,567.25 : 65,612.43 = 30,565.76 : x
  2. Step 2: Convert to fraction form
    47,567.25/65,612.43 = 30,565.76/x
  3. Step 3: Cross multiply
    47,567.25x = 65,612.43 × 30,565.76
  4. Step 4: Simplify right side
    47,567.25x = 2,005,493,460.33
  5. Step 5: Solve for x
    x = 2,005,493,460.33/47,567.25
  6. Step 6: Final answer
    x = 42,161.22

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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.