Home / 45,954.19-68,913.51-17,870.45

Finding the Fourth Proportional to 45,954.19, 68,913.51 and 17,870.45

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Solution

The fourth proportional to 45,954.19, 68,913.51 and 17,870.45 is: 26,798.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,954.19 : 68,913.51 = 17,870.45 : x
  2. Step 2: Convert to fraction form
    45,954.19/68,913.51 = 17,870.45/x
  3. Step 3: Cross multiply
    45,954.19x = 68,913.51 × 17,870.45
  4. Step 4: Simplify right side
    45,954.19x = 1,231,515,267.28
  5. Step 5: Solve for x
    x = 1,231,515,267.28/45,954.19
  6. Step 6: Final answer
    x = 26,798.76

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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.