Home / 55,005.64-75,887.20-32,345.80

Finding the Fourth Proportional to 55,005.64, 75,887.20 and 32,345.80

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Solution

The fourth proportional to 55,005.64, 75,887.20 and 32,345.80 is: 44,625.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,005.64 : 75,887.20 = 32,345.80 : x
  2. Step 2: Convert to fraction form
    55,005.64/75,887.20 = 32,345.80/x
  3. Step 3: Cross multiply
    55,005.64x = 75,887.20 × 32,345.80
  4. Step 4: Simplify right side
    55,005.64x = 2,454,632,193.76
  5. Step 5: Solve for x
    x = 2,454,632,193.76/55,005.64
  6. Step 6: Final answer
    x = 44,625.10

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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.