Home / 32,858.65-45,344.89-18,711.49

Finding the Fourth Proportional to 32,858.65, 45,344.89 and 18,711.49

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Solution

The fourth proportional to 32,858.65, 45,344.89 and 18,711.49 is: 25,821.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,858.65 : 45,344.89 = 18,711.49 : x
  2. Step 2: Convert to fraction form
    32,858.65/45,344.89 = 18,711.49/x
  3. Step 3: Cross multiply
    32,858.65x = 45,344.89 × 18,711.49
  4. Step 4: Simplify right side
    32,858.65x = 848,470,455.79
  5. Step 5: Solve for x
    x = 848,470,455.79/32,858.65
  6. Step 6: Final answer
    x = 25,821.83

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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.