Home / 56,421.22-77,842.98-33,452.86

Finding the Fourth Proportional to 56,421.22, 77,842.98 and 33,452.86

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Solution

The fourth proportional to 56,421.22, 77,842.98 and 33,452.86 is: 46,154.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,421.22 : 77,842.98 = 33,452.86 : x
  2. Step 2: Convert to fraction form
    56,421.22/77,842.98 = 33,452.86/x
  3. Step 3: Cross multiply
    56,421.22x = 77,842.98 × 33,452.86
  4. Step 4: Simplify right side
    56,421.22x = 2,604,070,311.92
  5. Step 5: Solve for x
    x = 2,604,070,311.92/56,421.22
  6. Step 6: Final answer
    x = 46,154.09

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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.