Home / 26,530.59-36,617.42-15,207.68

Finding the Fourth Proportional to 26,530.59, 36,617.42 and 15,207.68

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Solution

The fourth proportional to 26,530.59, 36,617.42 and 15,207.68 is: 20,989.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,530.59 : 36,617.42 = 15,207.68 : x
  2. Step 2: Convert to fraction form
    26,530.59/36,617.42 = 15,207.68/x
  3. Step 3: Cross multiply
    26,530.59x = 36,617.42 × 15,207.68
  4. Step 4: Simplify right side
    26,530.59x = 556,866,005.79
  5. Step 5: Solve for x
    x = 556,866,005.79/26,530.59
  6. Step 6: Final answer
    x = 20,989.58

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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.