Home / 63,571.08-87,732.20-35,276.77

Finding the Fourth Proportional to 63,571.08, 87,732.20 and 35,276.77

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Solution

The fourth proportional to 63,571.08, 87,732.20 and 35,276.77 is: 48,684.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,571.08 : 87,732.20 = 35,276.77 : x
  2. Step 2: Convert to fraction form
    63,571.08/87,732.20 = 35,276.77/x
  3. Step 3: Cross multiply
    63,571.08x = 87,732.20 × 35,276.77
  4. Step 4: Simplify right side
    63,571.08x = 3,094,908,146.93
  5. Step 5: Solve for x
    x = 3,094,908,146.93/63,571.08
  6. Step 6: Final answer
    x = 48,684.22

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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.