Home / 34,216.95-51,342.45-19,214.76

Finding the Fourth Proportional to 34,216.95, 51,342.45 and 19,214.76

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Solution

The fourth proportional to 34,216.95, 51,342.45 and 19,214.76 is: 28,831.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,216.95 : 51,342.45 = 19,214.76 : x
  2. Step 2: Convert to fraction form
    34,216.95/51,342.45 = 19,214.76/x
  3. Step 3: Cross multiply
    34,216.95x = 51,342.45 × 19,214.76
  4. Step 4: Simplify right side
    34,216.95x = 986,532,854.56
  5. Step 5: Solve for x
    x = 986,532,854.56/34,216.95
  6. Step 6: Final answer
    x = 28,831.70

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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.