Home / 11,790.60-17,696.46-10,539.20

Finding the Fourth Proportional to 11,790.60, 17,696.46 and 10,539.20

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Solution

The fourth proportional to 11,790.60, 17,696.46 and 10,539.20 is: 15,818.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,790.60 : 17,696.46 = 10,539.20 : x
  2. Step 2: Convert to fraction form
    11,790.60/17,696.46 = 10,539.20/x
  3. Step 3: Cross multiply
    11,790.60x = 17,696.46 × 10,539.20
  4. Step 4: Simplify right side
    11,790.60x = 186,506,531.23
  5. Step 5: Solve for x
    x = 186,506,531.23/11,790.60
  6. Step 6: Final answer
    x = 15,818.24

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1.5x scale

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.