Home / 19,281.24-26,605.08-11,216.69

Finding the Fourth Proportional to 19,281.24, 26,605.08 and 11,216.69

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Solution

The fourth proportional to 19,281.24, 26,605.08 and 11,216.69 is: 15,477.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,281.24 : 26,605.08 = 11,216.69 : x
  2. Step 2: Convert to fraction form
    19,281.24/26,605.08 = 11,216.69/x
  3. Step 3: Cross multiply
    19,281.24x = 26,605.08 × 11,216.69
  4. Step 4: Simplify right side
    19,281.24x = 298,420,801.76
  5. Step 5: Solve for x
    x = 298,420,801.76/19,281.24
  6. Step 6: Final answer
    x = 15,477.26

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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.