Home / 35,817.18-49,430.79-19,904.82

Finding the Fourth Proportional to 35,817.18, 49,430.79 and 19,904.82

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Solution

The fourth proportional to 35,817.18, 49,430.79 and 19,904.82 is: 27,470.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,817.18 : 49,430.79 = 19,904.82 : x
  2. Step 2: Convert to fraction form
    35,817.18/49,430.79 = 19,904.82/x
  3. Step 3: Cross multiply
    35,817.18x = 49,430.79 × 19,904.82
  4. Step 4: Simplify right side
    35,817.18x = 983,910,977.41
  5. Step 5: Solve for x
    x = 983,910,977.41/35,817.18
  6. Step 6: Final answer
    x = 27,470.36

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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.