Home / 34,672.32-47,847.74-18,756.77

Finding the Fourth Proportional to 34,672.32, 47,847.74 and 18,756.77

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Solution

The fourth proportional to 34,672.32, 47,847.74 and 18,756.77 is: 25,884.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,672.32 : 47,847.74 = 18,756.77 : x
  2. Step 2: Convert to fraction form
    34,672.32/47,847.74 = 18,756.77/x
  3. Step 3: Cross multiply
    34,672.32x = 47,847.74 × 18,756.77
  4. Step 4: Simplify right side
    34,672.32x = 897,468,721.18
  5. Step 5: Solve for x
    x = 897,468,721.18/34,672.32
  6. Step 6: Final answer
    x = 25,884.30

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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.