Home / 37,278.83-51,447.75-21,364.76

Finding the Fourth Proportional to 37,278.83, 51,447.75 and 21,364.76

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Solution

The fourth proportional to 37,278.83, 51,447.75 and 21,364.76 is: 29,485.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,278.83 : 51,447.75 = 21,364.76 : x
  2. Step 2: Convert to fraction form
    37,278.83/51,447.75 = 21,364.76/x
  3. Step 3: Cross multiply
    37,278.83x = 51,447.75 × 21,364.76
  4. Step 4: Simplify right side
    37,278.83x = 1,099,168,831.29
  5. Step 5: Solve for x
    x = 1,099,168,831.29/37,278.83
  6. Step 6: Final answer
    x = 29,485.07

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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.