Home / 26,358.69-36,371.40-15,746.07

Finding the Fourth Proportional to 26,358.69, 36,371.40 and 15,746.07

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Solution

The fourth proportional to 26,358.69, 36,371.40 and 15,746.07 is: 21,727.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,358.69 : 36,371.40 = 15,746.07 : x
  2. Step 2: Convert to fraction form
    26,358.69/36,371.40 = 15,746.07/x
  3. Step 3: Cross multiply
    26,358.69x = 36,371.40 × 15,746.07
  4. Step 4: Simplify right side
    26,358.69x = 572,706,610.40
  5. Step 5: Solve for x
    x = 572,706,610.40/26,358.69
  6. Step 6: Final answer
    x = 21,727.43

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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.