Home / 23,645.51-32,630.81-13,574.61

Finding the Fourth Proportional to 23,645.51, 32,630.81 and 13,574.61

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Solution

The fourth proportional to 23,645.51, 32,630.81 and 13,574.61 is: 18,732.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,645.51 : 32,630.81 = 13,574.61 : x
  2. Step 2: Convert to fraction form
    23,645.51/32,630.81 = 13,574.61/x
  3. Step 3: Cross multiply
    23,645.51x = 32,630.81 × 13,574.61
  4. Step 4: Simplify right side
    23,645.51x = 442,950,389.64
  5. Step 5: Solve for x
    x = 442,950,389.64/23,645.51
  6. Step 6: Final answer
    x = 18,732.96

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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.