Home / 13,623.16-20,434.17-4,740.52

Finding the Fourth Proportional to 13,623.16, 20,434.17 and 4,740.52

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Solution

The fourth proportional to 13,623.16, 20,434.17 and 4,740.52 is: 7,110.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,623.16 : 20,434.17 = 4,740.52 : x
  2. Step 2: Convert to fraction form
    13,623.16/20,434.17 = 4,740.52/x
  3. Step 3: Cross multiply
    13,623.16x = 20,434.17 × 4,740.52
  4. Step 4: Simplify right side
    13,623.16x = 96,868,617.11
  5. Step 5: Solve for x
    x = 96,868,617.11/13,623.16
  6. Step 6: Final answer
    x = 7,110.58

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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.