Home / 39,948.29-59,901.93-21,238.50

Finding the Fourth Proportional to 39,948.29, 59,901.93 and 21,238.50

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Solution

The fourth proportional to 39,948.29, 59,901.93 and 21,238.50 is: 31,846.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,948.29 : 59,901.93 = 21,238.50 : x
  2. Step 2: Convert to fraction form
    39,948.29/59,901.93 = 21,238.50/x
  3. Step 3: Cross multiply
    39,948.29x = 59,901.93 × 21,238.50
  4. Step 4: Simplify right side
    39,948.29x = 1,272,227,364.94
  5. Step 5: Solve for x
    x = 1,272,227,364.94/39,948.29
  6. Step 6: Final answer
    x = 31,846.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.