Home / 19,970.30-27,558.60-11,017.46

Finding the Fourth Proportional to 19,970.30, 27,558.60 and 11,017.46

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Solution

The fourth proportional to 19,970.30, 27,558.60 and 11,017.46 is: 15,203.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,970.30 : 27,558.60 = 11,017.46 : x
  2. Step 2: Convert to fraction form
    19,970.30/27,558.60 = 11,017.46/x
  3. Step 3: Cross multiply
    19,970.30x = 27,558.60 × 11,017.46
  4. Step 4: Simplify right side
    19,970.30x = 303,625,773.16
  5. Step 5: Solve for x
    x = 303,625,773.16/19,970.30
  6. Step 6: Final answer
    x = 15,203.87

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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.