Home / 24,991.32-34,485.64-13,660.10

Finding the Fourth Proportional to 24,991.32, 34,485.64 and 13,660.10

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Solution

The fourth proportional to 24,991.32, 34,485.64 and 13,660.10 is: 18,849.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,991.32 : 34,485.64 = 13,660.10 : x
  2. Step 2: Convert to fraction form
    24,991.32/34,485.64 = 13,660.10/x
  3. Step 3: Cross multiply
    24,991.32x = 34,485.64 × 13,660.10
  4. Step 4: Simplify right side
    24,991.32x = 471,077,290.96
  5. Step 5: Solve for x
    x = 471,077,290.96/24,991.32
  6. Step 6: Final answer
    x = 18,849.64

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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.