Home / 17,987.08-26,967.66-11,047

Finding the Fourth Proportional to 17,987.08, 26,967.66 and 11,047

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Solution

The fourth proportional to 17,987.08, 26,967.66 and 11,047 is: 16,562.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,987.08 : 26,967.66 = 11,047 : x
  2. Step 2: Convert to fraction form
    17,987.08/26,967.66 = 11,047/x
  3. Step 3: Cross multiply
    17,987.08x = 26,967.66 × 11,047
  4. Step 4: Simplify right side
    17,987.08x = 297,911,740.02
  5. Step 5: Solve for x
    x = 297,911,740.02/17,987.08
  6. Step 6: Final answer
    x = 16,562.54

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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.