Home / 39,983.90-59,975.92-10,401.68

Finding the Fourth Proportional to 39,983.90, 59,975.92 and 10,401.68

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Solution

The fourth proportional to 39,983.90, 59,975.92 and 10,401.68 is: 15,602.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,983.90 : 59,975.92 = 10,401.68 : x
  2. Step 2: Convert to fraction form
    39,983.90/59,975.92 = 10,401.68/x
  3. Step 3: Cross multiply
    39,983.90x = 59,975.92 × 10,401.68
  4. Step 4: Simplify right side
    39,983.90x = 623,850,490.49
  5. Step 5: Solve for x
    x = 623,850,490.49/39,983.90
  6. Step 6: Final answer
    x = 15,602.54

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1.5x scale

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.