Home / 45,859.28-68,792.54-19,564.20

Finding the Fourth Proportional to 45,859.28, 68,792.54 and 19,564.20

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Solution

The fourth proportional to 45,859.28, 68,792.54 and 19,564.20 is: 29,347.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,859.28 : 68,792.54 = 19,564.20 : x
  2. Step 2: Convert to fraction form
    45,859.28/68,792.54 = 19,564.20/x
  3. Step 3: Cross multiply
    45,859.28x = 68,792.54 × 19,564.20
  4. Step 4: Simplify right side
    45,859.28x = 1,345,871,011.07
  5. Step 5: Solve for x
    x = 1,345,871,011.07/45,859.28
  6. Step 6: Final answer
    x = 29,347.84

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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.