Home / 28,889.83-39,831.61-22,092.16

Finding the Fourth Proportional to 28,889.83, 39,831.61 and 22,092.16

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Solution

The fourth proportional to 28,889.83, 39,831.61 and 22,092.16 is: 30,459.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,889.83 : 39,831.61 = 22,092.16 : x
  2. Step 2: Convert to fraction form
    28,889.83/39,831.61 = 22,092.16/x
  3. Step 3: Cross multiply
    28,889.83x = 39,831.61 × 22,092.16
  4. Step 4: Simplify right side
    28,889.83x = 879,966,301.18
  5. Step 5: Solve for x
    x = 879,966,301.18/28,889.83
  6. Step 6: Final answer
    x = 30,459.38

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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.