Home / 19,775.24-29,669.58-19,702.28

Finding the Fourth Proportional to 19,775.24, 29,669.58 and 19,702.28

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Solution

The fourth proportional to 19,775.24, 29,669.58 and 19,702.28 is: 29,560.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,775.24 : 29,669.58 = 19,702.28 : x
  2. Step 2: Convert to fraction form
    19,775.24/29,669.58 = 19,702.28/x
  3. Step 3: Cross multiply
    19,775.24x = 29,669.58 × 19,702.28
  4. Step 4: Simplify right side
    19,775.24x = 584,558,372.64
  5. Step 5: Solve for x
    x = 584,558,372.64/19,775.24
  6. Step 6: Final answer
    x = 29,560.12

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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.