Home / 49,060.37-67,712.15-28,916.08

Finding the Fourth Proportional to 49,060.37, 67,712.15 and 28,916.08

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Solution

The fourth proportional to 49,060.37, 67,712.15 and 28,916.08 is: 39,909.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,060.37 : 67,712.15 = 28,916.08 : x
  2. Step 2: Convert to fraction form
    49,060.37/67,712.15 = 28,916.08/x
  3. Step 3: Cross multiply
    49,060.37x = 67,712.15 × 28,916.08
  4. Step 4: Simplify right side
    49,060.37x = 1,957,969,946.37
  5. Step 5: Solve for x
    x = 1,957,969,946.37/49,060.37
  6. Step 6: Final answer
    x = 39,909.40

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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.