Home / 42,568.44-63,860.28-14,487.08

Finding the Fourth Proportional to 42,568.44, 63,860.28 and 14,487.08

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Solution

The fourth proportional to 42,568.44, 63,860.28 and 14,487.08 is: 21,733.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,568.44 : 63,860.28 = 14,487.08 : x
  2. Step 2: Convert to fraction form
    42,568.44/63,860.28 = 14,487.08/x
  3. Step 3: Cross multiply
    42,568.44x = 63,860.28 × 14,487.08
  4. Step 4: Simplify right side
    42,568.44x = 925,148,985.18
  5. Step 5: Solve for x
    x = 925,148,985.18/42,568.44
  6. Step 6: Final answer
    x = 21,733.21

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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.