Home / 15,189.07-22,798.19-7,403.35

Finding the Fourth Proportional to 15,189.07, 22,798.19 and 7,403.35

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Solution

The fourth proportional to 15,189.07, 22,798.19 and 7,403.35 is: 11,112.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,189.07 : 22,798.19 = 7,403.35 : x
  2. Step 2: Convert to fraction form
    15,189.07/22,798.19 = 7,403.35/x
  3. Step 3: Cross multiply
    15,189.07x = 22,798.19 × 7,403.35
  4. Step 4: Simplify right side
    15,189.07x = 168,782,979.94
  5. Step 5: Solve for x
    x = 168,782,979.94/15,189.07
  6. Step 6: Final answer
    x = 11,112.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.