Home / 19,868.02-29,799.66-6,537.70

Finding the Fourth Proportional to 19,868.02, 29,799.66 and 6,537.70

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Solution

The fourth proportional to 19,868.02, 29,799.66 and 6,537.70 is: 9,805.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,868.02 : 29,799.66 = 6,537.70 : x
  2. Step 2: Convert to fraction form
    19,868.02/29,799.66 = 6,537.70/x
  3. Step 3: Cross multiply
    19,868.02x = 29,799.66 × 6,537.70
  4. Step 4: Simplify right side
    19,868.02x = 194,821,237.18
  5. Step 5: Solve for x
    x = 194,821,237.18/19,868.02
  6. Step 6: Final answer
    x = 9,805.77

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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.