Home / 38,219.08-52,744.08-21,223.39

Finding the Fourth Proportional to 38,219.08, 52,744.08 and 21,223.39

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Solution

The fourth proportional to 38,219.08, 52,744.08 and 21,223.39 is: 29,289.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,219.08 : 52,744.08 = 21,223.39 : x
  2. Step 2: Convert to fraction form
    38,219.08/52,744.08 = 21,223.39/x
  3. Step 3: Cross multiply
    38,219.08x = 52,744.08 × 21,223.39
  4. Step 4: Simplify right side
    38,219.08x = 1,119,408,117.21
  5. Step 5: Solve for x
    x = 1,119,408,117.21/38,219.08
  6. Step 6: Final answer
    x = 29,289.25

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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.