Home / 26,319.84-36,321.25-15,568.58

Finding the Fourth Proportional to 26,319.84, 36,321.25 and 15,568.58

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Solution

The fourth proportional to 26,319.84, 36,321.25 and 15,568.58 is: 21,484.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,319.84 : 36,321.25 = 15,568.58 : x
  2. Step 2: Convert to fraction form
    26,319.84/36,321.25 = 15,568.58/x
  3. Step 3: Cross multiply
    26,319.84x = 36,321.25 × 15,568.58
  4. Step 4: Simplify right side
    26,319.84x = 565,470,026.88
  5. Step 5: Solve for x
    x = 565,470,026.88/26,319.84
  6. Step 6: Final answer
    x = 21,484.55

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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.