Home / 10,307.81-14,228.19-7,332.27

Finding the Fourth Proportional to 10,307.81, 14,228.19 and 7,332.27

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Solution

The fourth proportional to 10,307.81, 14,228.19 and 7,332.27 is: 10,120.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,307.81 : 14,228.19 = 7,332.27 : x
  2. Step 2: Convert to fraction form
    10,307.81/14,228.19 = 7,332.27/x
  3. Step 3: Cross multiply
    10,307.81x = 14,228.19 × 7,332.27
  4. Step 4: Simplify right side
    10,307.81x = 104,324,930.69
  5. Step 5: Solve for x
    x = 104,324,930.69/10,307.81
  6. Step 6: Final answer
    x = 10,120.96

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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.