Home / 38,854.08-58,274.94-13,889.48

Finding the Fourth Proportional to 38,854.08, 58,274.94 and 13,889.48

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Solution

The fourth proportional to 38,854.08, 58,274.94 and 13,889.48 is: 20,832.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,854.08 : 58,274.94 = 13,889.48 : x
  2. Step 2: Convert to fraction form
    38,854.08/58,274.94 = 13,889.48/x
  3. Step 3: Cross multiply
    38,854.08x = 58,274.94 × 13,889.48
  4. Step 4: Simplify right side
    38,854.08x = 809,408,374.34
  5. Step 5: Solve for x
    x = 809,408,374.34/38,854.08
  6. Step 6: Final answer
    x = 20,832.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.