Home / 39,572.47-59,358.21-15,890.50

Finding the Fourth Proportional to 39,572.47, 59,358.21 and 15,890.50

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Solution

The fourth proportional to 39,572.47, 59,358.21 and 15,890.50 is: 23,835.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,572.47 : 59,358.21 = 15,890.50 : x
  2. Step 2: Convert to fraction form
    39,572.47/59,358.21 = 15,890.50/x
  3. Step 3: Cross multiply
    39,572.47x = 59,358.21 × 15,890.50
  4. Step 4: Simplify right side
    39,572.47x = 943,231,636.01
  5. Step 5: Solve for x
    x = 943,231,636.01/39,572.47
  6. Step 6: Final answer
    x = 23,835.55

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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.