Home / 29,583.20-40,809.48-20,023.40

Finding the Fourth Proportional to 29,583.20, 40,809.48 and 20,023.40

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Solution

The fourth proportional to 29,583.20, 40,809.48 and 20,023.40 is: 27,621.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,583.20 : 40,809.48 = 20,023.40 : x
  2. Step 2: Convert to fraction form
    29,583.20/40,809.48 = 20,023.40/x
  3. Step 3: Cross multiply
    29,583.20x = 40,809.48 × 20,023.40
  4. Step 4: Simplify right side
    29,583.20x = 817,144,541.83
  5. Step 5: Solve for x
    x = 817,144,541.83/29,583.20
  6. Step 6: Final answer
    x = 27,621.91

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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.