Home / 42,043.27-62,974.42-19,823.35

Finding the Fourth Proportional to 42,043.27, 62,974.42 and 19,823.35

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Solution

The fourth proportional to 42,043.27, 62,974.42 and 19,823.35 is: 29,692.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,043.27 : 62,974.42 = 19,823.35 : x
  2. Step 2: Convert to fraction form
    42,043.27/62,974.42 = 19,823.35/x
  3. Step 3: Cross multiply
    42,043.27x = 62,974.42 × 19,823.35
  4. Step 4: Simplify right side
    42,043.27x = 1,248,363,968.71
  5. Step 5: Solve for x
    x = 1,248,363,968.71/42,043.27
  6. Step 6: Final answer
    x = 29,692.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.