Home / 38,880.60-58,272.90-26,400.60

Finding the Fourth Proportional to 38,880.60, 58,272.90 and 26,400.60

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Solution

The fourth proportional to 38,880.60, 58,272.90 and 26,400.60 is: 39,568.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,880.60 : 58,272.90 = 26,400.60 : x
  2. Step 2: Convert to fraction form
    38,880.60/58,272.90 = 26,400.60/x
  3. Step 3: Cross multiply
    38,880.60x = 58,272.90 × 26,400.60
  4. Step 4: Simplify right side
    38,880.60x = 1,538,439,523.74
  5. Step 5: Solve for x
    x = 1,538,439,523.74/38,880.60
  6. Step 6: Final answer
    x = 39,568.31

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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.