Home / 35,631.94-49,170.02-19,715.59

Finding the Fourth Proportional to 35,631.94, 49,170.02 and 19,715.59

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Solution

The fourth proportional to 35,631.94, 49,170.02 and 19,715.59 is: 27,206.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,631.94 : 49,170.02 = 19,715.59 : x
  2. Step 2: Convert to fraction form
    35,631.94/49,170.02 = 19,715.59/x
  3. Step 3: Cross multiply
    35,631.94x = 49,170.02 × 19,715.59
  4. Step 4: Simplify right side
    35,631.94x = 969,415,758.05
  5. Step 5: Solve for x
    x = 969,415,758.05/35,631.94
  6. Step 6: Final answer
    x = 27,206.37

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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.