Home / 26,808.44-40,199.85-15,718.50

Finding the Fourth Proportional to 26,808.44, 40,199.85 and 15,718.50

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Solution

The fourth proportional to 26,808.44, 40,199.85 and 15,718.50 is: 23,570.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,808.44 : 40,199.85 = 15,718.50 : x
  2. Step 2: Convert to fraction form
    26,808.44/40,199.85 = 15,718.50/x
  3. Step 3: Cross multiply
    26,808.44x = 40,199.85 × 15,718.50
  4. Step 4: Simplify right side
    26,808.44x = 631,881,342.23
  5. Step 5: Solve for x
    x = 631,881,342.23/26,808.44
  6. Step 6: Final answer
    x = 23,570.24

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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.