Home / 17,066.78-25,622.40-14,989.10

Finding the Fourth Proportional to 17,066.78, 25,622.40 and 14,989.10

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Solution

The fourth proportional to 17,066.78, 25,622.40 and 14,989.10 is: 22,503.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,066.78 : 25,622.40 = 14,989.10 : x
  2. Step 2: Convert to fraction form
    17,066.78/25,622.40 = 14,989.10/x
  3. Step 3: Cross multiply
    17,066.78x = 25,622.40 × 14,989.10
  4. Step 4: Simplify right side
    17,066.78x = 384,056,715.84
  5. Step 5: Solve for x
    x = 384,056,715.84/17,066.78
  6. Step 6: Final answer
    x = 22,503.17

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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.