Home / 18,587.93-27,876.00-6,105.05

Finding the Fourth Proportional to 18,587.93, 27,876.00 and 6,105.05

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Solution

The fourth proportional to 18,587.93, 27,876.00 and 6,105.05 is: 9,155.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,587.93 : 27,876.00 = 6,105.05 : x
  2. Step 2: Convert to fraction form
    18,587.93/27,876.00 = 6,105.05/x
  3. Step 3: Cross multiply
    18,587.93x = 27,876.00 × 6,105.05
  4. Step 4: Simplify right side
    18,587.93x = 170,184,327.51
  5. Step 5: Solve for x
    x = 170,184,327.51/18,587.93
  6. Step 6: Final answer
    x = 9,155.64

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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.