Home / 39,984.24-59,977.86-10,401.30

Finding the Fourth Proportional to 39,984.24, 59,977.86 and 10,401.30

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Solution

The fourth proportional to 39,984.24, 59,977.86 and 10,401.30 is: 15,602.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,984.24 : 59,977.86 = 10,401.30 : x
  2. Step 2: Convert to fraction form
    39,984.24/59,977.86 = 10,401.30/x
  3. Step 3: Cross multiply
    39,984.24x = 59,977.86 × 10,401.30
  4. Step 4: Simplify right side
    39,984.24x = 623,847,715.22
  5. Step 5: Solve for x
    x = 623,847,715.22/39,984.24
  6. Step 6: Final answer
    x = 15,602.34

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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.