Home / 32,364.70-44,661.61-18,218.45

Finding the Fourth Proportional to 32,364.70, 44,661.61 and 18,218.45

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Solution

The fourth proportional to 32,364.70, 44,661.61 and 18,218.45 is: 25,140.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,364.70 : 44,661.61 = 18,218.45 : x
  2. Step 2: Convert to fraction form
    32,364.70/44,661.61 = 18,218.45/x
  3. Step 3: Cross multiply
    32,364.70x = 44,661.61 × 18,218.45
  4. Step 4: Simplify right side
    32,364.70x = 813,665,308.70
  5. Step 5: Solve for x
    x = 813,665,308.70/32,364.70
  6. Step 6: Final answer
    x = 25,140.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.