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Finding the Fourth Proportional to 32,240.70, 48,290.93 and 19,722.86

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Solution

The fourth proportional to 32,240.70, 48,290.93 and 19,722.86 is: 29,541.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,240.70 : 48,290.93 = 19,722.86 : x
  2. Step 2: Convert to fraction form
    32,240.70/48,290.93 = 19,722.86/x
  3. Step 3: Cross multiply
    32,240.70x = 48,290.93 × 19,722.86
  4. Step 4: Simplify right side
    32,240.70x = 952,435,277.58
  5. Step 5: Solve for x
    x = 952,435,277.58/32,240.70
  6. Step 6: Final answer
    x = 29,541.40

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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.