Home / 37,106.52-51,207.30-20,339.64

Finding the Fourth Proportional to 37,106.52, 51,207.30 and 20,339.64

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Solution

The fourth proportional to 37,106.52, 51,207.30 and 20,339.64 is: 28,068.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,106.52 : 51,207.30 = 20,339.64 : x
  2. Step 2: Convert to fraction form
    37,106.52/51,207.30 = 20,339.64/x
  3. Step 3: Cross multiply
    37,106.52x = 51,207.30 × 20,339.64
  4. Step 4: Simplify right side
    37,106.52x = 1,041,538,047.37
  5. Step 5: Solve for x
    x = 1,041,538,047.37/37,106.52
  6. Step 6: Final answer
    x = 28,068.87

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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.