Home / 26,338.28-36,346.46-15,008.40

Finding the Fourth Proportional to 26,338.28, 36,346.46 and 15,008.40

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Solution

The fourth proportional to 26,338.28, 36,346.46 and 15,008.40 is: 20,711.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,338.28 : 36,346.46 = 15,008.40 : x
  2. Step 2: Convert to fraction form
    26,338.28/36,346.46 = 15,008.40/x
  3. Step 3: Cross multiply
    26,338.28x = 36,346.46 × 15,008.40
  4. Step 4: Simplify right side
    26,338.28x = 545,502,135.22
  5. Step 5: Solve for x
    x = 545,502,135.22/26,338.28
  6. Step 6: Final answer
    x = 20,711.38

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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.