Home / 31,925.22-47,887.80-8,551.02

Finding the Fourth Proportional to 31,925.22, 47,887.80 and 8,551.02

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Solution

The fourth proportional to 31,925.22, 47,887.80 and 8,551.02 is: 12,826.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,925.22 : 47,887.80 = 8,551.02 : x
  2. Step 2: Convert to fraction form
    31,925.22/47,887.80 = 8,551.02/x
  3. Step 3: Cross multiply
    31,925.22x = 47,887.80 × 8,551.02
  4. Step 4: Simplify right side
    31,925.22x = 409,489,492.80
  5. Step 5: Solve for x
    x = 409,489,492.80/31,925.22
  6. Step 6: Final answer
    x = 12,826.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.