Home / 39,973.89-59,961.02-10,389.63

Finding the Fourth Proportional to 39,973.89, 59,961.02 and 10,389.63

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Solution

The fourth proportional to 39,973.89, 59,961.02 and 10,389.63 is: 15,584.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,973.89 : 59,961.02 = 10,389.63 : x
  2. Step 2: Convert to fraction form
    39,973.89/59,961.02 = 10,389.63/x
  3. Step 3: Cross multiply
    39,973.89x = 59,961.02 × 10,389.63
  4. Step 4: Simplify right side
    39,973.89x = 622,972,812.22
  5. Step 5: Solve for x
    x = 622,972,812.22/39,973.89
  6. Step 6: Final answer
    x = 15,584.49

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Similar ratio
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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.