Home / 26,101.48-36,019.65-15,347.57

Finding the Fourth Proportional to 26,101.48, 36,019.65 and 15,347.57

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Solution

The fourth proportional to 26,101.48, 36,019.65 and 15,347.57 is: 21,179.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,101.48 : 36,019.65 = 15,347.57 : x
  2. Step 2: Convert to fraction form
    26,101.48/36,019.65 = 15,347.57/x
  3. Step 3: Cross multiply
    26,101.48x = 36,019.65 × 15,347.57
  4. Step 4: Simplify right side
    26,101.48x = 552,813,919.65
  5. Step 5: Solve for x
    x = 552,813,919.65/26,101.48
  6. Step 6: Final answer
    x = 21,179.41

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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.