Home / 19,174.08-28,761.12-6,027.60

Finding the Fourth Proportional to 19,174.08, 28,761.12 and 6,027.60

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Solution

The fourth proportional to 19,174.08, 28,761.12 and 6,027.60 is: 9,041.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,174.08 : 28,761.12 = 6,027.60 : x
  2. Step 2: Convert to fraction form
    19,174.08/28,761.12 = 6,027.60/x
  3. Step 3: Cross multiply
    19,174.08x = 28,761.12 × 6,027.60
  4. Step 4: Simplify right side
    19,174.08x = 173,360,526.91
  5. Step 5: Solve for x
    x = 173,360,526.91/19,174.08
  6. Step 6: Final answer
    x = 9,041.40

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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.