Home / 32,858.33-45,344.67-18,518.39

Finding the Fourth Proportional to 32,858.33, 45,344.67 and 18,518.39

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Solution

The fourth proportional to 32,858.33, 45,344.67 and 18,518.39 is: 25,555.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,858.33 : 45,344.67 = 18,518.39 : x
  2. Step 2: Convert to fraction form
    32,858.33/45,344.67 = 18,518.39/x
  3. Step 3: Cross multiply
    32,858.33x = 45,344.67 × 18,518.39
  4. Step 4: Simplify right side
    32,858.33x = 839,710,056.76
  5. Step 5: Solve for x
    x = 839,710,056.76/32,858.33
  6. Step 6: Final answer
    x = 25,555.47

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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.