Home / 45,580.47-68,378.73-15,587.66

Finding the Fourth Proportional to 45,580.47, 68,378.73 and 15,587.66

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Solution

The fourth proportional to 45,580.47, 68,378.73 and 15,587.66 is: 23,384.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,580.47 : 68,378.73 = 15,587.66 : x
  2. Step 2: Convert to fraction form
    45,580.47/68,378.73 = 15,587.66/x
  3. Step 3: Cross multiply
    45,580.47x = 68,378.73 × 15,587.66
  4. Step 4: Simplify right side
    45,580.47x = 1,065,864,052.58
  5. Step 5: Solve for x
    x = 1,065,864,052.58/45,580.47
  6. Step 6: Final answer
    x = 23,384.23

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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.