Home / 55,441.48-76,509.28-29,947.85

Finding the Fourth Proportional to 55,441.48, 76,509.28 and 29,947.85

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Solution

The fourth proportional to 55,441.48, 76,509.28 and 29,947.85 is: 41,328.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,441.48 : 76,509.28 = 29,947.85 : x
  2. Step 2: Convert to fraction form
    55,441.48/76,509.28 = 29,947.85/x
  3. Step 3: Cross multiply
    55,441.48x = 76,509.28 × 29,947.85
  4. Step 4: Simplify right side
    55,441.48x = 2,291,288,202.71
  5. Step 5: Solve for x
    x = 2,291,288,202.71/55,441.48
  6. Step 6: Final answer
    x = 41,328.05

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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.