Home / 10,032.60-15,054.66-7,835.16

Finding the Fourth Proportional to 10,032.60, 15,054.66 and 7,835.16

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Solution

The fourth proportional to 10,032.60, 15,054.66 and 7,835.16 is: 11,757.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,032.60 : 15,054.66 = 7,835.16 : x
  2. Step 2: Convert to fraction form
    10,032.60/15,054.66 = 7,835.16/x
  3. Step 3: Cross multiply
    10,032.60x = 15,054.66 × 7,835.16
  4. Step 4: Simplify right side
    10,032.60x = 117,955,669.85
  5. Step 5: Solve for x
    x = 117,955,669.85/10,032.60
  6. Step 6: Final answer
    x = 11,757.24

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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.