Home / 55,415.32-76,501.66-32,761.24

Finding the Fourth Proportional to 55,415.32, 76,501.66 and 32,761.24

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Solution

The fourth proportional to 55,415.32, 76,501.66 and 32,761.24 is: 45,227.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,415.32 : 76,501.66 = 32,761.24 : x
  2. Step 2: Convert to fraction form
    55,415.32/76,501.66 = 32,761.24/x
  3. Step 3: Cross multiply
    55,415.32x = 76,501.66 × 32,761.24
  4. Step 4: Simplify right side
    55,415.32x = 2,506,289,243.66
  5. Step 5: Solve for x
    x = 2,506,289,243.66/55,415.32
  6. Step 6: Final answer
    x = 45,227.37

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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.