Home / 23,726.39-32,740.99-13,115.39

Finding the Fourth Proportional to 23,726.39, 32,740.99 and 13,115.39

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Solution

The fourth proportional to 23,726.39, 32,740.99 and 13,115.39 is: 18,098.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,726.39 : 32,740.99 = 13,115.39 : x
  2. Step 2: Convert to fraction form
    23,726.39/32,740.99 = 13,115.39/x
  3. Step 3: Cross multiply
    23,726.39x = 32,740.99 × 13,115.39
  4. Step 4: Simplify right side
    23,726.39x = 429,410,852.84
  5. Step 5: Solve for x
    x = 429,410,852.84/23,726.39
  6. Step 6: Final answer
    x = 18,098.45

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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.