Home / 43,935.18-65,889.14-15,851.58

Finding the Fourth Proportional to 43,935.18, 65,889.14 and 15,851.58

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Solution

The fourth proportional to 43,935.18, 65,889.14 and 15,851.58 is: 23,772.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,935.18 : 65,889.14 = 15,851.58 : x
  2. Step 2: Convert to fraction form
    43,935.18/65,889.14 = 15,851.58/x
  3. Step 3: Cross multiply
    43,935.18x = 65,889.14 × 15,851.58
  4. Step 4: Simplify right side
    43,935.18x = 1,044,446,973.84
  5. Step 5: Solve for x
    x = 1,044,446,973.84/43,935.18
  6. Step 6: Final answer
    x = 23,772.45

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1.5x scale

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.