Home / 19,130.05-26,391.91-11,062.22

Finding the Fourth Proportional to 19,130.05, 26,391.91 and 11,062.22

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Solution

The fourth proportional to 19,130.05, 26,391.91 and 11,062.22 is: 15,261.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,130.05 : 26,391.91 = 11,062.22 : x
  2. Step 2: Convert to fraction form
    19,130.05/26,391.91 = 11,062.22/x
  3. Step 3: Cross multiply
    19,130.05x = 26,391.91 × 11,062.22
  4. Step 4: Simplify right side
    19,130.05x = 291,953,114.64
  5. Step 5: Solve for x
    x = 291,953,114.64/19,130.05
  6. Step 6: Final answer
    x = 15,261.49

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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.