Home / 19,762.32-27,269.03-11,265.19

Finding the Fourth Proportional to 19,762.32, 27,269.03 and 11,265.19

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Solution

The fourth proportional to 19,762.32, 27,269.03 and 11,265.19 is: 15,544.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,762.32 : 27,269.03 = 11,265.19 : x
  2. Step 2: Convert to fraction form
    19,762.32/27,269.03 = 11,265.19/x
  3. Step 3: Cross multiply
    19,762.32x = 27,269.03 × 11,265.19
  4. Step 4: Simplify right side
    19,762.32x = 307,190,666.62
  5. Step 5: Solve for x
    x = 307,190,666.62/19,762.32
  6. Step 6: Final answer
    x = 15,544.26

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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.