Home / 35,750.76-49,334.28-19,834.86

Finding the Fourth Proportional to 35,750.76, 49,334.28 and 19,834.86

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Solution

The fourth proportional to 35,750.76, 49,334.28 and 19,834.86 is: 27,371.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,750.76 : 49,334.28 = 19,834.86 : x
  2. Step 2: Convert to fraction form
    35,750.76/49,334.28 = 19,834.86/x
  3. Step 3: Cross multiply
    35,750.76x = 49,334.28 × 19,834.86
  4. Step 4: Simplify right side
    35,750.76x = 978,538,537.00
  5. Step 5: Solve for x
    x = 978,538,537.00/35,750.76
  6. Step 6: Final answer
    x = 27,371.13

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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.