Home / 56,323.45-77,725.18-30,829.22

Finding the Fourth Proportional to 56,323.45, 77,725.18 and 30,829.22

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Solution

The fourth proportional to 56,323.45, 77,725.18 and 30,829.22 is: 42,543.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,323.45 : 77,725.18 = 30,829.22 : x
  2. Step 2: Convert to fraction form
    56,323.45/77,725.18 = 30,829.22/x
  3. Step 3: Cross multiply
    56,323.45x = 77,725.18 × 30,829.22
  4. Step 4: Simplify right side
    56,323.45x = 2,396,206,673.76
  5. Step 5: Solve for x
    x = 2,396,206,673.76/56,323.45
  6. Step 6: Final answer
    x = 42,543.68

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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.