Home / 26,480.86-36,528.33-15,864.34

Finding the Fourth Proportional to 26,480.86, 36,528.33 and 15,864.34

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Solution

The fourth proportional to 26,480.86, 36,528.33 and 15,864.34 is: 21,883.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,480.86 : 36,528.33 = 15,864.34 : x
  2. Step 2: Convert to fraction form
    26,480.86/36,528.33 = 15,864.34/x
  3. Step 3: Cross multiply
    26,480.86x = 36,528.33 × 15,864.34
  4. Step 4: Simplify right side
    26,480.86x = 579,497,846.75
  5. Step 5: Solve for x
    x = 579,497,846.75/26,480.86
  6. Step 6: Final answer
    x = 21,883.65

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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.