Home / 37,488.97-56,214.91-12,520.45

Finding the Fourth Proportional to 37,488.97, 56,214.91 and 12,520.45

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Solution

The fourth proportional to 37,488.97, 56,214.91 and 12,520.45 is: 18,774.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,488.97 : 56,214.91 = 12,520.45 : x
  2. Step 2: Convert to fraction form
    37,488.97/56,214.91 = 12,520.45/x
  3. Step 3: Cross multiply
    37,488.97x = 56,214.91 × 12,520.45
  4. Step 4: Simplify right side
    37,488.97x = 703,835,969.91
  5. Step 5: Solve for x
    x = 703,835,969.91/37,488.97
  6. Step 6: Final answer
    x = 18,774.48

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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.