Home / 26,176-36,122.60-15,565.40

Finding the Fourth Proportional to 26,176, 36,122.60 and 15,565.40

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Solution

The fourth proportional to 26,176, 36,122.60 and 15,565.40 is: 21,480.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,176 : 36,122.60 = 15,565.40 : x
  2. Step 2: Convert to fraction form
    26,176/36,122.60 = 15,565.40/x
  3. Step 3: Cross multiply
    26,176x = 36,122.60 × 15,565.40
  4. Step 4: Simplify right side
    26,176x = 562,262,718.04
  5. Step 5: Solve for x
    x = 562,262,718.04/26,176
  6. Step 6: Final answer
    x = 21,480.09

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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.