Home / 19,124.37-26,390.07-11,058.54

Finding the Fourth Proportional to 19,124.37, 26,390.07 and 11,058.54

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Solution

The fourth proportional to 19,124.37, 26,390.07 and 11,058.54 is: 15,259.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,124.37 : 26,390.07 = 11,058.54 : x
  2. Step 2: Convert to fraction form
    19,124.37/26,390.07 = 11,058.54/x
  3. Step 3: Cross multiply
    19,124.37x = 26,390.07 × 11,058.54
  4. Step 4: Simplify right side
    19,124.37x = 291,835,545.74
  5. Step 5: Solve for x
    x = 291,835,545.74/19,124.37
  6. Step 6: Final answer
    x = 15,259.88

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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.