Home / 32,869.31-45,359.93-30,357.90

Finding the Fourth Proportional to 32,869.31, 45,359.93 and 30,357.90

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Solution

The fourth proportional to 32,869.31, 45,359.93 and 30,357.90 is: 41,894.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,869.31 : 45,359.93 = 30,357.90 : x
  2. Step 2: Convert to fraction form
    32,869.31/45,359.93 = 30,357.90/x
  3. Step 3: Cross multiply
    32,869.31x = 45,359.93 × 30,357.90
  4. Step 4: Simplify right side
    32,869.31x = 1,377,032,294.84
  5. Step 5: Solve for x
    x = 1,377,032,294.84/32,869.31
  6. Step 6: Final answer
    x = 41,894.17

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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.