Home / 55,832.10-77,052.20-31,632.87

Finding the Fourth Proportional to 55,832.10, 77,052.20 and 31,632.87

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Solution

The fourth proportional to 55,832.10, 77,052.20 and 31,632.87 is: 43,655.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,832.10 : 77,052.20 = 31,632.87 : x
  2. Step 2: Convert to fraction form
    55,832.10/77,052.20 = 31,632.87/x
  3. Step 3: Cross multiply
    55,832.10x = 77,052.20 × 31,632.87
  4. Step 4: Simplify right side
    55,832.10x = 2,437,382,225.81
  5. Step 5: Solve for x
    x = 2,437,382,225.81/55,832.10
  6. Step 6: Final answer
    x = 43,655.57

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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.