Home / 19,218.62-26,518.65-10,833.50

Finding the Fourth Proportional to 19,218.62, 26,518.65 and 10,833.50

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Solution

The fourth proportional to 19,218.62, 26,518.65 and 10,833.50 is: 14,948.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,218.62 : 26,518.65 = 10,833.50 : x
  2. Step 2: Convert to fraction form
    19,218.62/26,518.65 = 10,833.50/x
  3. Step 3: Cross multiply
    19,218.62x = 26,518.65 × 10,833.50
  4. Step 4: Simplify right side
    19,218.62x = 287,289,794.78
  5. Step 5: Solve for x
    x = 287,289,794.78/19,218.62
  6. Step 6: Final answer
    x = 14,948.51

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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.