Home / 47,006.84-70,416.24-28,276.52

Finding the Fourth Proportional to 47,006.84, 70,416.24 and 28,276.52

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Solution

The fourth proportional to 47,006.84, 70,416.24 and 28,276.52 is: 42,358.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,006.84 : 70,416.24 = 28,276.52 : x
  2. Step 2: Convert to fraction form
    47,006.84/70,416.24 = 28,276.52/x
  3. Step 3: Cross multiply
    47,006.84x = 70,416.24 × 28,276.52
  4. Step 4: Simplify right side
    47,006.84x = 1,991,126,218.68
  5. Step 5: Solve for x
    x = 1,991,126,218.68/47,006.84
  6. Step 6: Final answer
    x = 42,358.22

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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.