Home / 35,817.67-49,427.40-19,901.71

Finding the Fourth Proportional to 35,817.67, 49,427.40 and 19,901.71

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Solution

The fourth proportional to 35,817.67, 49,427.40 and 19,901.71 is: 27,463.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,817.67 : 49,427.40 = 19,901.71 : x
  2. Step 2: Convert to fraction form
    35,817.67/49,427.40 = 19,901.71/x
  3. Step 3: Cross multiply
    35,817.67x = 49,427.40 × 19,901.71
  4. Step 4: Simplify right side
    35,817.67x = 983,689,780.85
  5. Step 5: Solve for x
    x = 983,689,780.85/35,817.67
  6. Step 6: Final answer
    x = 27,463.81

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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.