Home / 15,187.51-22,770.32-9,332.02

Finding the Fourth Proportional to 15,187.51, 22,770.32 and 9,332.02

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Solution

The fourth proportional to 15,187.51, 22,770.32 and 9,332.02 is: 13,991.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,187.51 : 22,770.32 = 9,332.02 : x
  2. Step 2: Convert to fraction form
    15,187.51/22,770.32 = 9,332.02/x
  3. Step 3: Cross multiply
    15,187.51x = 22,770.32 × 9,332.02
  4. Step 4: Simplify right side
    15,187.51x = 212,492,967.79
  5. Step 5: Solve for x
    x = 212,492,967.79/15,187.51
  6. Step 6: Final answer
    x = 13,991.30

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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.