Home / 36,021.60-54,032.40-9,725.40

Finding the Fourth Proportional to 36,021.60, 54,032.40 and 9,725.40

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Solution

The fourth proportional to 36,021.60, 54,032.40 and 9,725.40 is: 14,588.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,021.60 : 54,032.40 = 9,725.40 : x
  2. Step 2: Convert to fraction form
    36,021.60/54,032.40 = 9,725.40/x
  3. Step 3: Cross multiply
    36,021.60x = 54,032.40 × 9,725.40
  4. Step 4: Simplify right side
    36,021.60x = 525,486,702.96
  5. Step 5: Solve for x
    x = 525,486,702.96/36,021.60
  6. Step 6: Final answer
    x = 14,588.10

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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.