Home / 45,585.81-68,402.72-23,399.21

Finding the Fourth Proportional to 45,585.81, 68,402.72 and 23,399.21

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Solution

The fourth proportional to 45,585.81, 68,402.72 and 23,399.21 is: 35,111.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,585.81 : 68,402.72 = 23,399.21 : x
  2. Step 2: Convert to fraction form
    45,585.81/68,402.72 = 23,399.21/x
  3. Step 3: Cross multiply
    45,585.81x = 68,402.72 × 23,399.21
  4. Step 4: Simplify right side
    45,585.81x = 1,600,569,839.36
  5. Step 5: Solve for x
    x = 1,600,569,839.36/45,585.81
  6. Step 6: Final answer
    x = 35,111.14

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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.