Home / 26,179.61-36,133.90-15,575.29

Finding the Fourth Proportional to 26,179.61, 36,133.90 and 15,575.29

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Solution

The fourth proportional to 26,179.61, 36,133.90 and 15,575.29 is: 21,497.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,179.61 : 36,133.90 = 15,575.29 : x
  2. Step 2: Convert to fraction form
    26,179.61/36,133.90 = 15,575.29/x
  3. Step 3: Cross multiply
    26,179.61x = 36,133.90 × 15,575.29
  4. Step 4: Simplify right side
    26,179.61x = 562,795,842.06
  5. Step 5: Solve for x
    x = 562,795,842.06/26,179.61
  6. Step 6: Final answer
    x = 21,497.49

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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.