Home / 24,513.12-33,828-13,335.36

Finding the Fourth Proportional to 24,513.12, 33,828 and 13,335.36

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Solution

The fourth proportional to 24,513.12, 33,828 and 13,335.36 is: 18,402.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,513.12 : 33,828 = 13,335.36 : x
  2. Step 2: Convert to fraction form
    24,513.12/33,828 = 13,335.36/x
  3. Step 3: Cross multiply
    24,513.12x = 33,828 × 13,335.36
  4. Step 4: Simplify right side
    24,513.12x = 451,108,558.08
  5. Step 5: Solve for x
    x = 451,108,558.08/24,513.12
  6. Step 6: Final answer
    x = 18,402.74

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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.