Home / 19,652.32-27,119.68-10,699.63

Finding the Fourth Proportional to 19,652.32, 27,119.68 and 10,699.63

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Solution

The fourth proportional to 19,652.32, 27,119.68 and 10,699.63 is: 14,765.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,652.32 : 27,119.68 = 10,699.63 : x
  2. Step 2: Convert to fraction form
    19,652.32/27,119.68 = 10,699.63/x
  3. Step 3: Cross multiply
    19,652.32x = 27,119.68 × 10,699.63
  4. Step 4: Simplify right side
    19,652.32x = 290,170,541.72
  5. Step 5: Solve for x
    x = 290,170,541.72/19,652.32
  6. Step 6: Final answer
    x = 14,765.21

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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.