Home / 15,968.39-22,037.05-8,894.81

Finding the Fourth Proportional to 15,968.39, 22,037.05 and 8,894.81

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Solution

The fourth proportional to 15,968.39, 22,037.05 and 8,894.81 is: 12,275.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,968.39 : 22,037.05 = 8,894.81 : x
  2. Step 2: Convert to fraction form
    15,968.39/22,037.05 = 8,894.81/x
  3. Step 3: Cross multiply
    15,968.39x = 22,037.05 × 8,894.81
  4. Step 4: Simplify right side
    15,968.39x = 196,015,284.76
  5. Step 5: Solve for x
    x = 196,015,284.76/15,968.39
  6. Step 6: Final answer
    x = 12,275.21

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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.