Home / 19,110.73-26,374.47-11,155.52

Finding the Fourth Proportional to 19,110.73, 26,374.47 and 11,155.52

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Solution

The fourth proportional to 19,110.73, 26,374.47 and 11,155.52 is: 15,395.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,110.73 : 26,374.47 = 11,155.52 : x
  2. Step 2: Convert to fraction form
    19,110.73/26,374.47 = 11,155.52/x
  3. Step 3: Cross multiply
    19,110.73x = 26,374.47 × 11,155.52
  4. Step 4: Simplify right side
    19,110.73x = 294,220,927.57
  5. Step 5: Solve for x
    x = 294,220,927.57/19,110.73
  6. Step 6: Final answer
    x = 15,395.59

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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.