Home / 22,649.22-31,274.57-14,705.01

Finding the Fourth Proportional to 22,649.22, 31,274.57 and 14,705.01

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Solution

The fourth proportional to 22,649.22, 31,274.57 and 14,705.01 is: 20,305.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,649.22 : 31,274.57 = 14,705.01 : x
  2. Step 2: Convert to fraction form
    22,649.22/31,274.57 = 14,705.01/x
  3. Step 3: Cross multiply
    22,649.22x = 31,274.57 × 14,705.01
  4. Step 4: Simplify right side
    22,649.22x = 459,892,901.36
  5. Step 5: Solve for x
    x = 459,892,901.36/22,649.22
  6. Step 6: Final answer
    x = 20,305.02

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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.