Home / 23,721.77-32,735.06-12,966.40

Finding the Fourth Proportional to 23,721.77, 32,735.06 and 12,966.40

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Solution

The fourth proportional to 23,721.77, 32,735.06 and 12,966.40 is: 17,893.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,721.77 : 32,735.06 = 12,966.40 : x
  2. Step 2: Convert to fraction form
    23,721.77/32,735.06 = 12,966.40/x
  3. Step 3: Cross multiply
    23,721.77x = 32,735.06 × 12,966.40
  4. Step 4: Simplify right side
    23,721.77x = 424,456,035.23
  5. Step 5: Solve for x
    x = 424,456,035.23/23,721.77
  6. Step 6: Final answer
    x = 17,893.10

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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.