Home / 55,607.12-76,756.53-33,803.32

Finding the Fourth Proportional to 55,607.12, 76,756.53 and 33,803.32

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Solution

The fourth proportional to 55,607.12, 76,756.53 and 33,803.32 is: 46,659.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,607.12 : 76,756.53 = 33,803.32 : x
  2. Step 2: Convert to fraction form
    55,607.12/76,756.53 = 33,803.32/x
  3. Step 3: Cross multiply
    55,607.12x = 76,756.53 × 33,803.32
  4. Step 4: Simplify right side
    55,607.12x = 2,594,625,545.68
  5. Step 5: Solve for x
    x = 2,594,625,545.68/55,607.12
  6. Step 6: Final answer
    x = 46,659.95

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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.