Home / 26,653.50-36,785.07-15,475.50

Finding the Fourth Proportional to 26,653.50, 36,785.07 and 15,475.50

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Solution

The fourth proportional to 26,653.50, 36,785.07 and 15,475.50 is: 21,358.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,653.50 : 36,785.07 = 15,475.50 : x
  2. Step 2: Convert to fraction form
    26,653.50/36,785.07 = 15,475.50/x
  3. Step 3: Cross multiply
    26,653.50x = 36,785.07 × 15,475.50
  4. Step 4: Simplify right side
    26,653.50x = 569,267,350.79
  5. Step 5: Solve for x
    x = 569,267,350.79/26,653.50
  6. Step 6: Final answer
    x = 21,358.07

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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.