Home / 15,544.80-23,308.65-10,620

Finding the Fourth Proportional to 15,544.80, 23,308.65 and 10,620

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Solution

The fourth proportional to 15,544.80, 23,308.65 and 10,620 is: 15,924.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,544.80 : 23,308.65 = 10,620 : x
  2. Step 2: Convert to fraction form
    15,544.80/23,308.65 = 10,620/x
  3. Step 3: Cross multiply
    15,544.80x = 23,308.65 × 10,620
  4. Step 4: Simplify right side
    15,544.80x = 247,537,863.00
  5. Step 5: Solve for x
    x = 247,537,863.00/15,544.80
  6. Step 6: Final answer
    x = 15,924.16

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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.