Home / 26,812.08-37,005.12-15,634.08

Finding the Fourth Proportional to 26,812.08, 37,005.12 and 15,634.08

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Solution

The fourth proportional to 26,812.08, 37,005.12 and 15,634.08 is: 21,577.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,812.08 : 37,005.12 = 15,634.08 : x
  2. Step 2: Convert to fraction form
    26,812.08/37,005.12 = 15,634.08/x
  3. Step 3: Cross multiply
    26,812.08x = 37,005.12 × 15,634.08
  4. Step 4: Simplify right side
    26,812.08x = 578,541,006.49
  5. Step 5: Solve for x
    x = 578,541,006.49/26,812.08
  6. Step 6: Final answer
    x = 21,577.62

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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.