Home / 10,053.54-15,090.44-8,891.19

Finding the Fourth Proportional to 10,053.54, 15,090.44 and 8,891.19

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Solution

The fourth proportional to 10,053.54, 15,090.44 and 8,891.19 is: 13,345.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,053.54 : 15,090.44 = 8,891.19 : x
  2. Step 2: Convert to fraction form
    10,053.54/15,090.44 = 8,891.19/x
  3. Step 3: Cross multiply
    10,053.54x = 15,090.44 × 8,891.19
  4. Step 4: Simplify right side
    10,053.54x = 134,171,969.22
  5. Step 5: Solve for x
    x = 134,171,969.22/10,053.54
  6. Step 6: Final answer
    x = 13,345.74

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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.