Home / 17,877.96-26,802.93-11,290.32

Finding the Fourth Proportional to 17,877.96, 26,802.93 and 11,290.32

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Solution

The fourth proportional to 17,877.96, 26,802.93 and 11,290.32 is: 16,926.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,877.96 : 26,802.93 = 11,290.32 : x
  2. Step 2: Convert to fraction form
    17,877.96/26,802.93 = 11,290.32/x
  3. Step 3: Cross multiply
    17,877.96x = 26,802.93 × 11,290.32
  4. Step 4: Simplify right side
    17,877.96x = 302,613,656.64
  5. Step 5: Solve for x
    x = 302,613,656.64/17,877.96
  6. Step 6: Final answer
    x = 16,926.63

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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.