Home / 19,130.09-26,391.97-11,062.29

Finding the Fourth Proportional to 19,130.09, 26,391.97 and 11,062.29

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Solution

The fourth proportional to 19,130.09, 26,391.97 and 11,062.29 is: 15,261.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,130.09 : 26,391.97 = 11,062.29 : x
  2. Step 2: Convert to fraction form
    19,130.09/26,391.97 = 11,062.29/x
  3. Step 3: Cross multiply
    19,130.09x = 26,391.97 × 11,062.29
  4. Step 4: Simplify right side
    19,130.09x = 291,955,598.16
  5. Step 5: Solve for x
    x = 291,955,598.16/19,130.09
  6. Step 6: Final answer
    x = 15,261.59

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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.