Home / 47,580.18-71,366.21-19,492.22

Finding the Fourth Proportional to 47,580.18, 71,366.21 and 19,492.22

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Solution

The fourth proportional to 47,580.18, 71,366.21 and 19,492.22 is: 29,236.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,580.18 : 71,366.21 = 19,492.22 : x
  2. Step 2: Convert to fraction form
    47,580.18/71,366.21 = 19,492.22/x
  3. Step 3: Cross multiply
    47,580.18x = 71,366.21 × 19,492.22
  4. Step 4: Simplify right side
    47,580.18x = 1,391,085,411.59
  5. Step 5: Solve for x
    x = 1,391,085,411.59/47,580.18
  6. Step 6: Final answer
    x = 29,236.66

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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.