Home / 14,528.15-20,049.24-8,155.13

Finding the Fourth Proportional to 14,528.15, 20,049.24 and 8,155.13

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Solution

The fourth proportional to 14,528.15, 20,049.24 and 8,155.13 is: 11,254.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,528.15 : 20,049.24 = 8,155.13 : x
  2. Step 2: Convert to fraction form
    14,528.15/20,049.24 = 8,155.13/x
  3. Step 3: Cross multiply
    14,528.15x = 20,049.24 × 8,155.13
  4. Step 4: Simplify right side
    14,528.15x = 163,504,058.36
  5. Step 5: Solve for x
    x = 163,504,058.36/14,528.15
  6. Step 6: Final answer
    x = 11,254.30

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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.