Home / 47,106.87-70,660.28-22,128.59

Finding the Fourth Proportional to 47,106.87, 70,660.28 and 22,128.59

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Solution

The fourth proportional to 47,106.87, 70,660.28 and 22,128.59 is: 33,192.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,106.87 : 70,660.28 = 22,128.59 : x
  2. Step 2: Convert to fraction form
    47,106.87/70,660.28 = 22,128.59/x
  3. Step 3: Cross multiply
    47,106.87x = 70,660.28 × 22,128.59
  4. Step 4: Simplify right side
    47,106.87x = 1,563,611,901.46
  5. Step 5: Solve for x
    x = 1,563,611,901.46/47,106.87
  6. Step 6: Final answer
    x = 33,192.86

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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.