Home / 39,211.20-58,816.80-38,822.40

Finding the Fourth Proportional to 39,211.20, 58,816.80 and 38,822.40

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Solution

The fourth proportional to 39,211.20, 58,816.80 and 38,822.40 is: 58,233.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,211.20 : 58,816.80 = 38,822.40 : x
  2. Step 2: Convert to fraction form
    39,211.20/58,816.80 = 38,822.40/x
  3. Step 3: Cross multiply
    39,211.20x = 58,816.80 × 38,822.40
  4. Step 4: Simplify right side
    39,211.20x = 2,283,409,336.32
  5. Step 5: Solve for x
    x = 2,283,409,336.32/39,211.20
  6. Step 6: Final answer
    x = 58,233.60

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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.