Home / 43,281.30-64,950.95-15,201.46

Finding the Fourth Proportional to 43,281.30, 64,950.95 and 15,201.46

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Solution

The fourth proportional to 43,281.30, 64,950.95 and 15,201.46 is: 22,812.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,281.30 : 64,950.95 = 15,201.46 : x
  2. Step 2: Convert to fraction form
    43,281.30/64,950.95 = 15,201.46/x
  3. Step 3: Cross multiply
    43,281.30x = 64,950.95 × 15,201.46
  4. Step 4: Simplify right side
    43,281.30x = 987,349,268.39
  5. Step 5: Solve for x
    x = 987,349,268.39/43,281.30
  6. Step 6: Final answer
    x = 22,812.38

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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.