Home / 37,275.85-55,901.91-12,311.23

Finding the Fourth Proportional to 37,275.85, 55,901.91 and 12,311.23

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Solution

The fourth proportional to 37,275.85, 55,901.91 and 12,311.23 is: 18,462.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,275.85 : 55,901.91 = 12,311.23 : x
  2. Step 2: Convert to fraction form
    37,275.85/55,901.91 = 12,311.23/x
  3. Step 3: Cross multiply
    37,275.85x = 55,901.91 × 12,311.23
  4. Step 4: Simplify right side
    37,275.85x = 688,221,271.45
  5. Step 5: Solve for x
    x = 688,221,271.45/37,275.85
  6. Step 6: Final answer
    x = 18,462.93

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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.