Home / 23,035.78-31,792.43-12,966.18

Finding the Fourth Proportional to 23,035.78, 31,792.43 and 12,966.18

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Solution

The fourth proportional to 23,035.78, 31,792.43 and 12,966.18 is: 17,895.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,035.78 : 31,792.43 = 12,966.18 : x
  2. Step 2: Convert to fraction form
    23,035.78/31,792.43 = 12,966.18/x
  3. Step 3: Cross multiply
    23,035.78x = 31,792.43 × 12,966.18
  4. Step 4: Simplify right side
    23,035.78x = 412,226,283.21
  5. Step 5: Solve for x
    x = 412,226,283.21/23,035.78
  6. Step 6: Final answer
    x = 17,895.05

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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.