Home / 19,649.77-27,116.40-10,697.34

Finding the Fourth Proportional to 19,649.77, 27,116.40 and 10,697.34

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Solution

The fourth proportional to 19,649.77, 27,116.40 and 10,697.34 is: 14,762.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,649.77 : 27,116.40 = 10,697.34 : x
  2. Step 2: Convert to fraction form
    19,649.77/27,116.40 = 10,697.34/x
  3. Step 3: Cross multiply
    19,649.77x = 27,116.40 × 10,697.34
  4. Step 4: Simplify right side
    19,649.77x = 290,073,350.38
  5. Step 5: Solve for x
    x = 290,073,350.38/19,649.77
  6. Step 6: Final answer
    x = 14,762.18

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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.