Home / 37,210.24-51,349.76-20,442.88

Finding the Fourth Proportional to 37,210.24, 51,349.76 and 20,442.88

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Solution

The fourth proportional to 37,210.24, 51,349.76 and 20,442.88 is: 28,210.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,210.24 : 51,349.76 = 20,442.88 : x
  2. Step 2: Convert to fraction form
    37,210.24/51,349.76 = 20,442.88/x
  3. Step 3: Cross multiply
    37,210.24x = 51,349.76 × 20,442.88
  4. Step 4: Simplify right side
    37,210.24x = 1,049,736,981.71
  5. Step 5: Solve for x
    x = 1,049,736,981.71/37,210.24
  6. Step 6: Final answer
    x = 28,210.97

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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.