Home / 43,492.51-65,249.15-15,415.02

Finding the Fourth Proportional to 43,492.51, 65,249.15 and 15,415.02

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Solution

The fourth proportional to 43,492.51, 65,249.15 and 15,415.02 is: 23,126.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,492.51 : 65,249.15 = 15,415.02 : x
  2. Step 2: Convert to fraction form
    43,492.51/65,249.15 = 15,415.02/x
  3. Step 3: Cross multiply
    43,492.51x = 65,249.15 × 15,415.02
  4. Step 4: Simplify right side
    43,492.51x = 1,005,816,760.46
  5. Step 5: Solve for x
    x = 1,005,816,760.46/43,492.51
  6. Step 6: Final answer
    x = 23,126.21

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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.