Home / 51,346.07-76,831.76-30,296.20

Finding the Fourth Proportional to 51,346.07, 76,831.76 and 30,296.20

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Solution

The fourth proportional to 51,346.07, 76,831.76 and 30,296.20 is: 45,333.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,346.07 : 76,831.76 = 30,296.20 : x
  2. Step 2: Convert to fraction form
    51,346.07/76,831.76 = 30,296.20/x
  3. Step 3: Cross multiply
    51,346.07x = 76,831.76 × 30,296.20
  4. Step 4: Simplify right side
    51,346.07x = 2,327,710,367.31
  5. Step 5: Solve for x
    x = 2,327,710,367.31/51,346.07
  6. Step 6: Final answer
    x = 45,333.76

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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.