Home / 51,492.14-71,042.64-28,827.80

Finding the Fourth Proportional to 51,492.14, 71,042.64 and 28,827.80

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Solution

The fourth proportional to 51,492.14, 71,042.64 and 28,827.80 is: 39,773.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,492.14 : 71,042.64 = 28,827.80 : x
  2. Step 2: Convert to fraction form
    51,492.14/71,042.64 = 28,827.80/x
  3. Step 3: Cross multiply
    51,492.14x = 71,042.64 × 28,827.80
  4. Step 4: Simplify right side
    51,492.14x = 2,048,003,017.39
  5. Step 5: Solve for x
    x = 2,048,003,017.39/51,492.14
  6. Step 6: Final answer
    x = 39,773.12

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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.