Home / 39,938.94-59,898.13-11,852.34

Finding the Fourth Proportional to 39,938.94, 59,898.13 and 11,852.34

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Solution

The fourth proportional to 39,938.94, 59,898.13 and 11,852.34 is: 17,775.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,938.94 : 59,898.13 = 11,852.34 : x
  2. Step 2: Convert to fraction form
    39,938.94/59,898.13 = 11,852.34/x
  3. Step 3: Cross multiply
    39,938.94x = 59,898.13 × 11,852.34
  4. Step 4: Simplify right side
    39,938.94x = 709,933,151.47
  5. Step 5: Solve for x
    x = 709,933,151.47/39,938.94
  6. Step 6: Final answer
    x = 17,775.46

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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.