Home / 26,143.21-39,222.51-9,502.98

Finding the Fourth Proportional to 26,143.21, 39,222.51 and 9,502.98

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Solution

The fourth proportional to 26,143.21, 39,222.51 and 9,502.98 is: 14,257.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,143.21 : 39,222.51 = 9,502.98 : x
  2. Step 2: Convert to fraction form
    26,143.21/39,222.51 = 9,502.98/x
  3. Step 3: Cross multiply
    26,143.21x = 39,222.51 × 9,502.98
  4. Step 4: Simplify right side
    26,143.21x = 372,730,728.08
  5. Step 5: Solve for x
    x = 372,730,728.08/26,143.21
  6. Step 6: Final answer
    x = 14,257.27

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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.