Home / 20,024.08-27,632.73-11,071.35

Finding the Fourth Proportional to 20,024.08, 27,632.73 and 11,071.35

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Solution

The fourth proportional to 20,024.08, 27,632.73 and 11,071.35 is: 15,278.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,024.08 : 27,632.73 = 11,071.35 : x
  2. Step 2: Convert to fraction form
    20,024.08/27,632.73 = 11,071.35/x
  3. Step 3: Cross multiply
    20,024.08x = 27,632.73 × 11,071.35
  4. Step 4: Simplify right side
    20,024.08x = 305,931,625.29
  5. Step 5: Solve for x
    x = 305,931,625.29/20,024.08
  6. Step 6: Final answer
    x = 15,278.19

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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.