Home / 26,456.49-36,510.65-15,127.83

Finding the Fourth Proportional to 26,456.49, 36,510.65 and 15,127.83

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Solution

The fourth proportional to 26,456.49, 36,510.65 and 15,127.83 is: 20,876.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,456.49 : 36,510.65 = 15,127.83 : x
  2. Step 2: Convert to fraction form
    26,456.49/36,510.65 = 15,127.83/x
  3. Step 3: Cross multiply
    26,456.49x = 36,510.65 × 15,127.83
  4. Step 4: Simplify right side
    26,456.49x = 552,326,887.48
  5. Step 5: Solve for x
    x = 552,326,887.48/26,456.49
  6. Step 6: Final answer
    x = 20,876.80

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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.