Home / 43,953.13-60,681.20-28,872.10

Finding the Fourth Proportional to 43,953.13, 60,681.20 and 28,872.10

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Solution

The fourth proportional to 43,953.13, 60,681.20 and 28,872.10 is: 39,860.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,953.13 : 60,681.20 = 28,872.10 : x
  2. Step 2: Convert to fraction form
    43,953.13/60,681.20 = 28,872.10/x
  3. Step 3: Cross multiply
    43,953.13x = 60,681.20 × 28,872.10
  4. Step 4: Simplify right side
    43,953.13x = 1,751,993,427.08
  5. Step 5: Solve for x
    x = 1,751,993,427.08/43,953.13
  6. Step 6: Final answer
    x = 39,860.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.