Home / 47,303.87-70,948.95-15,278.66

Finding the Fourth Proportional to 47,303.87, 70,948.95 and 15,278.66

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Solution

The fourth proportional to 47,303.87, 70,948.95 and 15,278.66 is: 22,915.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,303.87 : 70,948.95 = 15,278.66 : x
  2. Step 2: Convert to fraction form
    47,303.87/70,948.95 = 15,278.66/x
  3. Step 3: Cross multiply
    47,303.87x = 70,948.95 × 15,278.66
  4. Step 4: Simplify right side
    47,303.87x = 1,084,004,738.43
  5. Step 5: Solve for x
    x = 1,084,004,738.43/47,303.87
  6. Step 6: Final answer
    x = 22,915.78

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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.