Home / 43,140.84-64,726.82-15,065.03

Finding the Fourth Proportional to 43,140.84, 64,726.82 and 15,065.03

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Solution

The fourth proportional to 43,140.84, 64,726.82 and 15,065.03 is: 22,602.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,140.84 : 64,726.82 = 15,065.03 : x
  2. Step 2: Convert to fraction form
    43,140.84/64,726.82 = 15,065.03/x
  3. Step 3: Cross multiply
    43,140.84x = 64,726.82 × 15,065.03
  4. Step 4: Simplify right side
    43,140.84x = 975,111,086.15
  5. Step 5: Solve for x
    x = 975,111,086.15/43,140.84
  6. Step 6: Final answer
    x = 22,602.97

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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.