Home / 13,307.39-19,950.25-4,982.74

Finding the Fourth Proportional to 13,307.39, 19,950.25 and 4,982.74

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Solution

The fourth proportional to 13,307.39, 19,950.25 and 4,982.74 is: 7,470.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,307.39 : 19,950.25 = 4,982.74 : x
  2. Step 2: Convert to fraction form
    13,307.39/19,950.25 = 4,982.74/x
  3. Step 3: Cross multiply
    13,307.39x = 19,950.25 × 4,982.74
  4. Step 4: Simplify right side
    13,307.39x = 99,406,908.69
  5. Step 5: Solve for x
    x = 99,406,908.69/13,307.39
  6. Step 6: Final answer
    x = 7,470.05

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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.