Home / 17,926.08-26,888.91-4,779.48

Finding the Fourth Proportional to 17,926.08, 26,888.91 and 4,779.48

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Solution

The fourth proportional to 17,926.08, 26,888.91 and 4,779.48 is: 7,169.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,926.08 : 26,888.91 = 4,779.48 : x
  2. Step 2: Convert to fraction form
    17,926.08/26,888.91 = 4,779.48/x
  3. Step 3: Cross multiply
    17,926.08x = 26,888.91 × 4,779.48
  4. Step 4: Simplify right side
    17,926.08x = 128,515,007.57
  5. Step 5: Solve for x
    x = 128,515,007.57/17,926.08
  6. Step 6: Final answer
    x = 7,169.16

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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.