Home / 31,763.44-47,569.28-17,688.48

Finding the Fourth Proportional to 31,763.44, 47,569.28 and 17,688.48

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Solution

The fourth proportional to 31,763.44, 47,569.28 and 17,688.48 is: 26,490.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,763.44 : 47,569.28 = 17,688.48 : x
  2. Step 2: Convert to fraction form
    31,763.44/47,569.28 = 17,688.48/x
  3. Step 3: Cross multiply
    31,763.44x = 47,569.28 × 17,688.48
  4. Step 4: Simplify right side
    31,763.44x = 841,428,257.89
  5. Step 5: Solve for x
    x = 841,428,257.89/31,763.44
  6. Step 6: Final answer
    x = 26,490.46

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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.