Home / 35,839.07-49,459.19-19,707.60

Finding the Fourth Proportional to 35,839.07, 49,459.19 and 19,707.60

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Solution

The fourth proportional to 35,839.07, 49,459.19 and 19,707.60 is: 27,197.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,839.07 : 49,459.19 = 19,707.60 : x
  2. Step 2: Convert to fraction form
    35,839.07/49,459.19 = 19,707.60/x
  3. Step 3: Cross multiply
    35,839.07x = 49,459.19 × 19,707.60
  4. Step 4: Simplify right side
    35,839.07x = 974,721,932.84
  5. Step 5: Solve for x
    x = 974,721,932.84/35,839.07
  6. Step 6: Final answer
    x = 27,197.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.