Home / 23,161.54-31,962.95-12,551.08

Finding the Fourth Proportional to 23,161.54, 31,962.95 and 12,551.08

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Solution

The fourth proportional to 23,161.54, 31,962.95 and 12,551.08 is: 17,320.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,161.54 : 31,962.95 = 12,551.08 : x
  2. Step 2: Convert to fraction form
    23,161.54/31,962.95 = 12,551.08/x
  3. Step 3: Cross multiply
    23,161.54x = 31,962.95 × 12,551.08
  4. Step 4: Simplify right side
    23,161.54x = 401,169,446.89
  5. Step 5: Solve for x
    x = 401,169,446.89/23,161.54
  6. Step 6: Final answer
    x = 17,320.50

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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.