Home / 22,370.13-33,547.98-9,889.86

Finding the Fourth Proportional to 22,370.13, 33,547.98 and 9,889.86

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Solution

The fourth proportional to 22,370.13, 33,547.98 and 9,889.86 is: 14,831.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,370.13 : 33,547.98 = 9,889.86 : x
  2. Step 2: Convert to fraction form
    22,370.13/33,547.98 = 9,889.86/x
  3. Step 3: Cross multiply
    22,370.13x = 33,547.98 × 9,889.86
  4. Step 4: Simplify right side
    22,370.13x = 331,784,825.48
  5. Step 5: Solve for x
    x = 331,784,825.48/22,370.13
  6. Step 6: Final answer
    x = 14,831.60

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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.