Home / 43,070.19-64,566.36-15,361.71

Finding the Fourth Proportional to 43,070.19, 64,566.36 and 15,361.71

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Solution

The fourth proportional to 43,070.19, 64,566.36 and 15,361.71 is: 23,028.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,070.19 : 64,566.36 = 15,361.71 : x
  2. Step 2: Convert to fraction form
    43,070.19/64,566.36 = 15,361.71/x
  3. Step 3: Cross multiply
    43,070.19x = 64,566.36 × 15,361.71
  4. Step 4: Simplify right side
    43,070.19x = 991,849,698.08
  5. Step 5: Solve for x
    x = 991,849,698.08/43,070.19
  6. Step 6: Final answer
    x = 23,028.68

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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.