Home / 45,569.81-68,385.09-17,513.03

Finding the Fourth Proportional to 45,569.81, 68,385.09 and 17,513.03

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Solution

The fourth proportional to 45,569.81, 68,385.09 and 17,513.03 is: 26,281.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,569.81 : 68,385.09 = 17,513.03 : x
  2. Step 2: Convert to fraction form
    45,569.81/68,385.09 = 17,513.03/x
  3. Step 3: Cross multiply
    45,569.81x = 68,385.09 × 17,513.03
  4. Step 4: Simplify right side
    45,569.81x = 1,197,630,369.36
  5. Step 5: Solve for x
    x = 1,197,630,369.36/45,569.81
  6. Step 6: Final answer
    x = 26,281.22

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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.