Home / 18,027.69-27,041.60-5,547.63

Finding the Fourth Proportional to 18,027.69, 27,041.60 and 5,547.63

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Solution

The fourth proportional to 18,027.69, 27,041.60 and 5,547.63 is: 8,321.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,027.69 : 27,041.60 = 5,547.63 : x
  2. Step 2: Convert to fraction form
    18,027.69/27,041.60 = 5,547.63/x
  3. Step 3: Cross multiply
    18,027.69x = 27,041.60 × 5,547.63
  4. Step 4: Simplify right side
    18,027.69x = 150,016,763.67
  5. Step 5: Solve for x
    x = 150,016,763.67/18,027.69
  6. Step 6: Final answer
    x = 8,321.46

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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.