Home / 19,628.55-29,442.83-5,590.04

Finding the Fourth Proportional to 19,628.55, 29,442.83 and 5,590.04

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Solution

The fourth proportional to 19,628.55, 29,442.83 and 5,590.04 is: 8,385.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,628.55 : 29,442.83 = 5,590.04 : x
  2. Step 2: Convert to fraction form
    19,628.55/29,442.83 = 5,590.04/x
  3. Step 3: Cross multiply
    19,628.55x = 29,442.83 × 5,590.04
  4. Step 4: Simplify right side
    19,628.55x = 164,586,422.25
  5. Step 5: Solve for x
    x = 164,586,422.25/19,628.55
  6. Step 6: Final answer
    x = 8,385.05

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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.