Home / 13,464.25-20,178.55-10,332.28

Finding the Fourth Proportional to 13,464.25, 20,178.55 and 10,332.28

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Solution

The fourth proportional to 13,464.25, 20,178.55 and 10,332.28 is: 15,484.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,464.25 : 20,178.55 = 10,332.28 : x
  2. Step 2: Convert to fraction form
    13,464.25/20,178.55 = 10,332.28/x
  3. Step 3: Cross multiply
    13,464.25x = 20,178.55 × 10,332.28
  4. Step 4: Simplify right side
    13,464.25x = 208,490,466.73
  5. Step 5: Solve for x
    x = 208,490,466.73/13,464.25
  6. Step 6: Final answer
    x = 15,484.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.