Home / 23,718.76-32,729.91-13,108.37

Finding the Fourth Proportional to 23,718.76, 32,729.91 and 13,108.37

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Solution

The fourth proportional to 23,718.76, 32,729.91 and 13,108.37 is: 18,088.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,718.76 : 32,729.91 = 13,108.37 : x
  2. Step 2: Convert to fraction form
    23,718.76/32,729.91 = 13,108.37/x
  3. Step 3: Cross multiply
    23,718.76x = 32,729.91 × 13,108.37
  4. Step 4: Simplify right side
    23,718.76x = 429,035,557.54
  5. Step 5: Solve for x
    x = 429,035,557.54/23,718.76
  6. Step 6: Final answer
    x = 18,088.45

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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.