Home / 19,774.01-27,288.05-10,699.34

Finding the Fourth Proportional to 19,774.01, 27,288.05 and 10,699.34

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Solution

The fourth proportional to 19,774.01, 27,288.05 and 10,699.34 is: 14,765.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,774.01 : 27,288.05 = 10,699.34 : x
  2. Step 2: Convert to fraction form
    19,774.01/27,288.05 = 10,699.34/x
  3. Step 3: Cross multiply
    19,774.01x = 27,288.05 × 10,699.34
  4. Step 4: Simplify right side
    19,774.01x = 291,964,219.86
  5. Step 5: Solve for x
    x = 291,964,219.86/19,774.01
  6. Step 6: Final answer
    x = 14,765.05

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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.