Home / 26,966.77-37,213.12-15,636.74

Finding the Fourth Proportional to 26,966.77, 37,213.12 and 15,636.74

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Solution

The fourth proportional to 26,966.77, 37,213.12 and 15,636.74 is: 21,578.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,966.77 : 37,213.12 = 15,636.74 : x
  2. Step 2: Convert to fraction form
    26,966.77/37,213.12 = 15,636.74/x
  3. Step 3: Cross multiply
    26,966.77x = 37,213.12 × 15,636.74
  4. Step 4: Simplify right side
    26,966.77x = 581,891,921.12
  5. Step 5: Solve for x
    x = 581,891,921.12/26,966.77
  6. Step 6: Final answer
    x = 21,578.11

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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.