Home / 26,179.61-36,124.38-15,567.19

Finding the Fourth Proportional to 26,179.61, 36,124.38 and 15,567.19

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Solution

The fourth proportional to 26,179.61, 36,124.38 and 15,567.19 is: 21,480.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,179.61 : 36,124.38 = 15,567.19 : x
  2. Step 2: Convert to fraction form
    26,179.61/36,124.38 = 15,567.19/x
  3. Step 3: Cross multiply
    26,179.61x = 36,124.38 × 15,567.19
  4. Step 4: Simplify right side
    26,179.61x = 562,354,996.78
  5. Step 5: Solve for x
    x = 562,354,996.78/26,179.61
  6. Step 6: Final answer
    x = 21,480.65

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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.