Home / 23,727.79-32,746.31-13,119.49

Finding the Fourth Proportional to 23,727.79, 32,746.31 and 13,119.49

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Solution

The fourth proportional to 23,727.79, 32,746.31 and 13,119.49 is: 18,105.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,727.79 : 32,746.31 = 13,119.49 : x
  2. Step 2: Convert to fraction form
    23,727.79/32,746.31 = 13,119.49/x
  3. Step 3: Cross multiply
    23,727.79x = 32,746.31 × 13,119.49
  4. Step 4: Simplify right side
    23,727.79x = 429,614,886.58
  5. Step 5: Solve for x
    x = 429,614,886.58/23,727.79
  6. Step 6: Final answer
    x = 18,105.98

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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.