Home / 39,875.09-59,756.20-22,113.54

Finding the Fourth Proportional to 39,875.09, 59,756.20 and 22,113.54

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Solution

The fourth proportional to 39,875.09, 59,756.20 and 22,113.54 is: 33,139.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,875.09 : 59,756.20 = 22,113.54 : x
  2. Step 2: Convert to fraction form
    39,875.09/59,756.20 = 22,113.54/x
  3. Step 3: Cross multiply
    39,875.09x = 59,756.20 × 22,113.54
  4. Step 4: Simplify right side
    39,875.09x = 1,321,421,063.66
  5. Step 5: Solve for x
    x = 1,321,421,063.66/39,875.09
  6. Step 6: Final answer
    x = 33,139.02

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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.