Home / 32,864.76-45,353.82-18,717.68

Finding the Fourth Proportional to 32,864.76, 45,353.82 and 18,717.68

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Solution

The fourth proportional to 32,864.76, 45,353.82 and 18,717.68 is: 25,830.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,864.76 : 45,353.82 = 18,717.68 : x
  2. Step 2: Convert to fraction form
    32,864.76/45,353.82 = 18,717.68/x
  3. Step 3: Cross multiply
    32,864.76x = 45,353.82 × 18,717.68
  4. Step 4: Simplify right side
    32,864.76x = 848,918,289.54
  5. Step 5: Solve for x
    x = 848,918,289.54/32,864.76
  6. Step 6: Final answer
    x = 25,830.66

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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.