Home / 43,532.18-65,298.37-11,942.70

Finding the Fourth Proportional to 43,532.18, 65,298.37 and 11,942.70

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Solution

The fourth proportional to 43,532.18, 65,298.37 and 11,942.70 is: 17,914.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,532.18 : 65,298.37 = 11,942.70 : x
  2. Step 2: Convert to fraction form
    43,532.18/65,298.37 = 11,942.70/x
  3. Step 3: Cross multiply
    43,532.18x = 65,298.37 × 11,942.70
  4. Step 4: Simplify right side
    43,532.18x = 779,838,843.40
  5. Step 5: Solve for x
    x = 779,838,843.40/43,532.18
  6. Step 6: Final answer
    x = 17,914.08

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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.