Home / 43,261.11-64,881.95-15,559.11

Finding the Fourth Proportional to 43,261.11, 64,881.95 and 15,559.11

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Solution

The fourth proportional to 43,261.11, 64,881.95 and 15,559.11 is: 23,335.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,261.11 : 64,881.95 = 15,559.11 : x
  2. Step 2: Convert to fraction form
    43,261.11/64,881.95 = 15,559.11/x
  3. Step 3: Cross multiply
    43,261.11x = 64,881.95 × 15,559.11
  4. Step 4: Simplify right side
    43,261.11x = 1,009,505,319.27
  5. Step 5: Solve for x
    x = 1,009,505,319.27/43,261.11
  6. Step 6: Final answer
    x = 23,335.17

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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.