Home / 32,378.69-44,682.40-18,236.09

Finding the Fourth Proportional to 32,378.69, 44,682.40 and 18,236.09

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Solution

The fourth proportional to 32,378.69, 44,682.40 and 18,236.09 is: 25,165.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,378.69 : 44,682.40 = 18,236.09 : x
  2. Step 2: Convert to fraction form
    32,378.69/44,682.40 = 18,236.09/x
  3. Step 3: Cross multiply
    32,378.69x = 44,682.40 × 18,236.09
  4. Step 4: Simplify right side
    32,378.69x = 814,832,402.32
  5. Step 5: Solve for x
    x = 814,832,402.32/32,378.69
  6. Step 6: Final answer
    x = 25,165.70

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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.