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Finding the Fourth Proportional to 22,649.60, 34,004.64 and 22,386.08

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Solution

The fourth proportional to 22,649.60, 34,004.64 and 22,386.08 is: 33,609.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,649.60 : 34,004.64 = 22,386.08 : x
  2. Step 2: Convert to fraction form
    22,649.60/34,004.64 = 22,386.08/x
  3. Step 3: Cross multiply
    22,649.60x = 34,004.64 × 22,386.08
  4. Step 4: Simplify right side
    22,649.60x = 761,230,591.41
  5. Step 5: Solve for x
    x = 761,230,591.41/22,649.60
  6. Step 6: Final answer
    x = 33,609.01

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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.