Home / 30,332.76-45,497.48-9,272.79

Finding the Fourth Proportional to 30,332.76, 45,497.48 and 9,272.79

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Solution

The fourth proportional to 30,332.76, 45,497.48 and 9,272.79 is: 13,908.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,332.76 : 45,497.48 = 9,272.79 : x
  2. Step 2: Convert to fraction form
    30,332.76/45,497.48 = 9,272.79/x
  3. Step 3: Cross multiply
    30,332.76x = 45,497.48 × 9,272.79
  4. Step 4: Simplify right side
    30,332.76x = 421,888,577.57
  5. Step 5: Solve for x
    x = 421,888,577.57/30,332.76
  6. Step 6: Final answer
    x = 13,908.68

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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.