Home / 26,806.32-40,212.24-9,276.12

Finding the Fourth Proportional to 26,806.32, 40,212.24 and 9,276.12

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Solution

The fourth proportional to 26,806.32, 40,212.24 and 9,276.12 is: 13,915.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,806.32 : 40,212.24 = 9,276.12 : x
  2. Step 2: Convert to fraction form
    26,806.32/40,212.24 = 9,276.12/x
  3. Step 3: Cross multiply
    26,806.32x = 40,212.24 × 9,276.12
  4. Step 4: Simplify right side
    26,806.32x = 373,013,563.71
  5. Step 5: Solve for x
    x = 373,013,563.71/26,806.32
  6. Step 6: Final answer
    x = 13,915.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.