Home / 23,881.78-32,957.85-13,271.50

Finding the Fourth Proportional to 23,881.78, 32,957.85 and 13,271.50

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Solution

The fourth proportional to 23,881.78, 32,957.85 and 13,271.50 is: 18,315.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,881.78 : 32,957.85 = 13,271.50 : x
  2. Step 2: Convert to fraction form
    23,881.78/32,957.85 = 13,271.50/x
  3. Step 3: Cross multiply
    23,881.78x = 32,957.85 × 13,271.50
  4. Step 4: Simplify right side
    23,881.78x = 437,400,106.28
  5. Step 5: Solve for x
    x = 437,400,106.28/23,881.78
  6. Step 6: Final answer
    x = 18,315.22

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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.