Home / 26,371.27-36,391.63-15,040.51

Finding the Fourth Proportional to 26,371.27, 36,391.63 and 15,040.51

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Solution

The fourth proportional to 26,371.27, 36,391.63 and 15,040.51 is: 20,755.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,371.27 : 36,391.63 = 15,040.51 : x
  2. Step 2: Convert to fraction form
    26,371.27/36,391.63 = 15,040.51/x
  3. Step 3: Cross multiply
    26,371.27x = 36,391.63 × 15,040.51
  4. Step 4: Simplify right side
    26,371.27x = 547,348,417.77
  5. Step 5: Solve for x
    x = 547,348,417.77/26,371.27
  6. Step 6: Final answer
    x = 20,755.49

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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.