Home / 39,669.75-59,483.97-13,365

Finding the Fourth Proportional to 39,669.75, 59,483.97 and 13,365

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Solution

The fourth proportional to 39,669.75, 59,483.97 and 13,365 is: 20,040.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,669.75 : 59,483.97 = 13,365 : x
  2. Step 2: Convert to fraction form
    39,669.75/59,483.97 = 13,365/x
  3. Step 3: Cross multiply
    39,669.75x = 59,483.97 × 13,365
  4. Step 4: Simplify right side
    39,669.75x = 795,003,259.05
  5. Step 5: Solve for x
    x = 795,003,259.05/39,669.75
  6. Step 6: Final answer
    x = 20,040.54

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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.