Home / 34,218.40-51,327.60-9,594.40

Finding the Fourth Proportional to 34,218.40, 51,327.60 and 9,594.40

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Solution

The fourth proportional to 34,218.40, 51,327.60 and 9,594.40 is: 14,391.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,218.40 : 51,327.60 = 9,594.40 : x
  2. Step 2: Convert to fraction form
    34,218.40/51,327.60 = 9,594.40/x
  3. Step 3: Cross multiply
    34,218.40x = 51,327.60 × 9,594.40
  4. Step 4: Simplify right side
    34,218.40x = 492,457,525.44
  5. Step 5: Solve for x
    x = 492,457,525.44/34,218.40
  6. Step 6: Final answer
    x = 14,391.60

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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.