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Finding the Fourth Proportional to 33,235.60, 49,853.40 and 31,032.40

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Solution

The fourth proportional to 33,235.60, 49,853.40 and 31,032.40 is: 46,548.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,235.60 : 49,853.40 = 31,032.40 : x
  2. Step 2: Convert to fraction form
    33,235.60/49,853.40 = 31,032.40/x
  3. Step 3: Cross multiply
    33,235.60x = 49,853.40 × 31,032.40
  4. Step 4: Simplify right side
    33,235.60x = 1,547,070,650.16
  5. Step 5: Solve for x
    x = 1,547,070,650.16/33,235.60
  6. Step 6: Final answer
    x = 46,548.60

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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.