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Finding the Fourth Proportional to 18,153.05, 25,051.12 and 10,088.01

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Solution

The fourth proportional to 18,153.05, 25,051.12 and 10,088.01 is: 13,921.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,153.05 : 25,051.12 = 10,088.01 : x
  2. Step 2: Convert to fraction form
    18,153.05/25,051.12 = 10,088.01/x
  3. Step 3: Cross multiply
    18,153.05x = 25,051.12 × 10,088.01
  4. Step 4: Simplify right side
    18,153.05x = 252,716,055.62
  5. Step 5: Solve for x
    x = 252,716,055.62/18,153.05
  6. Step 6: Final answer
    x = 13,921.41

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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.