Home / 26,867.02-40,290-15,776.50

Finding the Fourth Proportional to 26,867.02, 40,290 and 15,776.50

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Solution

The fourth proportional to 26,867.02, 40,290 and 15,776.50 is: 23,658.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,867.02 : 40,290 = 15,776.50 : x
  2. Step 2: Convert to fraction form
    26,867.02/40,290 = 15,776.50/x
  3. Step 3: Cross multiply
    26,867.02x = 40,290 × 15,776.50
  4. Step 4: Simplify right side
    26,867.02x = 635,635,185
  5. Step 5: Solve for x
    x = 635,635,185/26,867.02
  6. Step 6: Final answer
    x = 23,658.57

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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.