Home / 10,032.40-13,843.48-5,555.52

Finding the Fourth Proportional to 10,032.40, 13,843.48 and 5,555.52

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Solution

The fourth proportional to 10,032.40, 13,843.48 and 5,555.52 is: 7,665.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,032.40 : 13,843.48 = 5,555.52 : x
  2. Step 2: Convert to fraction form
    10,032.40/13,843.48 = 5,555.52/x
  3. Step 3: Cross multiply
    10,032.40x = 13,843.48 × 5,555.52
  4. Step 4: Simplify right side
    10,032.40x = 76,907,730.01
  5. Step 5: Solve for x
    x = 76,907,730.01/10,032.40
  6. Step 6: Final answer
    x = 7,665.94

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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.