Home / 26,011.28-35,892.81-15,107.28

Finding the Fourth Proportional to 26,011.28, 35,892.81 and 15,107.28

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Solution

The fourth proportional to 26,011.28, 35,892.81 and 15,107.28 is: 20,846.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,011.28 : 35,892.81 = 15,107.28 : x
  2. Step 2: Convert to fraction form
    26,011.28/35,892.81 = 15,107.28/x
  3. Step 3: Cross multiply
    26,011.28x = 35,892.81 × 15,107.28
  4. Step 4: Simplify right side
    26,011.28x = 542,242,730.66
  5. Step 5: Solve for x
    x = 542,242,730.66/26,011.28
  6. Step 6: Final answer
    x = 20,846.45

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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.