Home / 19,281.24-26,616.76-11,323.96

Finding the Fourth Proportional to 19,281.24, 26,616.76 and 11,323.96

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Solution

The fourth proportional to 19,281.24, 26,616.76 and 11,323.96 is: 15,632.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,281.24 : 26,616.76 = 11,323.96 : x
  2. Step 2: Convert to fraction form
    19,281.24/26,616.76 = 11,323.96/x
  3. Step 3: Cross multiply
    19,281.24x = 26,616.76 × 11,323.96
  4. Step 4: Simplify right side
    19,281.24x = 301,407,125.57
  5. Step 5: Solve for x
    x = 301,407,125.57/19,281.24
  6. Step 6: Final answer
    x = 15,632.14

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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.