Home / 21,743.72-32,605.03-10,637.40

Finding the Fourth Proportional to 21,743.72, 32,605.03 and 10,637.40

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Solution

The fourth proportional to 21,743.72, 32,605.03 and 10,637.40 is: 15,950.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,743.72 : 32,605.03 = 10,637.40 : x
  2. Step 2: Convert to fraction form
    21,743.72/32,605.03 = 10,637.40/x
  3. Step 3: Cross multiply
    21,743.72x = 32,605.03 × 10,637.40
  4. Step 4: Simplify right side
    21,743.72x = 346,832,746.12
  5. Step 5: Solve for x
    x = 346,832,746.12/21,743.72
  6. Step 6: Final answer
    x = 15,950.94

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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.