Home / 26,984.16-40,457.76-13,825.92

Finding the Fourth Proportional to 26,984.16, 40,457.76 and 13,825.92

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Solution

The fourth proportional to 26,984.16, 40,457.76 and 13,825.92 is: 20,729.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,984.16 : 40,457.76 = 13,825.92 : x
  2. Step 2: Convert to fraction form
    26,984.16/40,457.76 = 13,825.92/x
  3. Step 3: Cross multiply
    26,984.16x = 40,457.76 × 13,825.92
  4. Step 4: Simplify right side
    26,984.16x = 559,365,753.14
  5. Step 5: Solve for x
    x = 559,365,753.14/26,984.16
  6. Step 6: Final answer
    x = 20,729.41

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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.