Home / 26,335.44-36,342.20-15,580.86

Finding the Fourth Proportional to 26,335.44, 36,342.20 and 15,580.86

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Solution

The fourth proportional to 26,335.44, 36,342.20 and 15,580.86 is: 21,501.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,335.44 : 36,342.20 = 15,580.86 : x
  2. Step 2: Convert to fraction form
    26,335.44/36,342.20 = 15,580.86/x
  3. Step 3: Cross multiply
    26,335.44x = 36,342.20 × 15,580.86
  4. Step 4: Simplify right side
    26,335.44x = 566,242,860.10
  5. Step 5: Solve for x
    x = 566,242,860.10/26,335.44
  6. Step 6: Final answer
    x = 21,501.18

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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.