Home / 37,688.48-56,533.92-18,958.28

Finding the Fourth Proportional to 37,688.48, 56,533.92 and 18,958.28

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Solution

The fourth proportional to 37,688.48, 56,533.92 and 18,958.28 is: 28,438.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,688.48 : 56,533.92 = 18,958.28 : x
  2. Step 2: Convert to fraction form
    37,688.48/56,533.92 = 18,958.28/x
  3. Step 3: Cross multiply
    37,688.48x = 56,533.92 × 18,958.28
  4. Step 4: Simplify right side
    37,688.48x = 1,071,785,884.86
  5. Step 5: Solve for x
    x = 1,071,785,884.86/37,688.48
  6. Step 6: Final answer
    x = 28,438.02

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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.