Home / 39,401.17-59,064.05-13,087.44

Finding the Fourth Proportional to 39,401.17, 59,064.05 and 13,087.44

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Solution

The fourth proportional to 39,401.17, 59,064.05 and 13,087.44 is: 19,618.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,401.17 : 59,064.05 = 13,087.44 : x
  2. Step 2: Convert to fraction form
    39,401.17/59,064.05 = 13,087.44/x
  3. Step 3: Cross multiply
    39,401.17x = 59,064.05 × 13,087.44
  4. Step 4: Simplify right side
    39,401.17x = 772,997,243.25
  5. Step 5: Solve for x
    x = 772,997,243.25/39,401.17
  6. Step 6: Final answer
    x = 19,618.64

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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.