Home / 37,730.71-56,509.78-18,023.11

Finding the Fourth Proportional to 37,730.71, 56,509.78 and 18,023.11

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Solution

The fourth proportional to 37,730.71, 56,509.78 and 18,023.11 is: 26,993.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,730.71 : 56,509.78 = 18,023.11 : x
  2. Step 2: Convert to fraction form
    37,730.71/56,509.78 = 18,023.11/x
  3. Step 3: Cross multiply
    37,730.71x = 56,509.78 × 18,023.11
  4. Step 4: Simplify right side
    37,730.71x = 1,018,481,981.02
  5. Step 5: Solve for x
    x = 1,018,481,981.02/37,730.71
  6. Step 6: Final answer
    x = 26,993.45

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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.