Home / 15,971.08-22,039.14-9,256.18

Finding the Fourth Proportional to 15,971.08, 22,039.14 and 9,256.18

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Solution

The fourth proportional to 15,971.08, 22,039.14 and 9,256.18 is: 12,772.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,971.08 : 22,039.14 = 9,256.18 : x
  2. Step 2: Convert to fraction form
    15,971.08/22,039.14 = 9,256.18/x
  3. Step 3: Cross multiply
    15,971.08x = 22,039.14 × 9,256.18
  4. Step 4: Simplify right side
    15,971.08x = 203,998,246.89
  5. Step 5: Solve for x
    x = 203,998,246.89/15,971.08
  6. Step 6: Final answer
    x = 12,772.98

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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.