Home / 45,723.09-68,587.67-17,643.49

Finding the Fourth Proportional to 45,723.09, 68,587.67 and 17,643.49

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Solution

The fourth proportional to 45,723.09, 68,587.67 and 17,643.49 is: 26,466.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,723.09 : 68,587.67 = 17,643.49 : x
  2. Step 2: Convert to fraction form
    45,723.09/68,587.67 = 17,643.49/x
  3. Step 3: Cross multiply
    45,723.09x = 68,587.67 × 17,643.49
  4. Step 4: Simplify right side
    45,723.09x = 1,210,125,869.77
  5. Step 5: Solve for x
    x = 1,210,125,869.77/45,723.09
  6. Step 6: Final answer
    x = 26,466.41

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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.