Home / 19,051.03-26,290.79-11,402.18

Finding the Fourth Proportional to 19,051.03, 26,290.79 and 11,402.18

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Solution

The fourth proportional to 19,051.03, 26,290.79 and 11,402.18 is: 15,735.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,051.03 : 26,290.79 = 11,402.18 : x
  2. Step 2: Convert to fraction form
    19,051.03/26,290.79 = 11,402.18/x
  3. Step 3: Cross multiply
    19,051.03x = 26,290.79 × 11,402.18
  4. Step 4: Simplify right side
    19,051.03x = 299,772,268.45
  5. Step 5: Solve for x
    x = 299,772,268.45/19,051.03
  6. Step 6: Final answer
    x = 15,735.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.