Home / 35,699.24-49,263.70-19,785.18

Finding the Fourth Proportional to 35,699.24, 49,263.70 and 19,785.18

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Solution

The fourth proportional to 35,699.24, 49,263.70 and 19,785.18 is: 27,302.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,699.24 : 49,263.70 = 19,785.18 : x
  2. Step 2: Convert to fraction form
    35,699.24/49,263.70 = 19,785.18/x
  3. Step 3: Cross multiply
    35,699.24x = 49,263.70 × 19,785.18
  4. Step 4: Simplify right side
    35,699.24x = 974,691,171.97
  5. Step 5: Solve for x
    x = 974,691,171.97/35,699.24
  6. Step 6: Final answer
    x = 27,302.85

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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.