Home / 23,026.95-31,778.33-12,954.87

Finding the Fourth Proportional to 23,026.95, 31,778.33 and 12,954.87

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Solution

The fourth proportional to 23,026.95, 31,778.33 and 12,954.87 is: 17,878.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,026.95 : 31,778.33 = 12,954.87 : x
  2. Step 2: Convert to fraction form
    23,026.95/31,778.33 = 12,954.87/x
  3. Step 3: Cross multiply
    23,026.95x = 31,778.33 × 12,954.87
  4. Step 4: Simplify right side
    23,026.95x = 411,684,069.19
  5. Step 5: Solve for x
    x = 411,684,069.19/23,026.95
  6. Step 6: Final answer
    x = 17,878.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.