Home / 43,482.02-65,215.17-19,783.98

Finding the Fourth Proportional to 43,482.02, 65,215.17 and 19,783.98

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Solution

The fourth proportional to 43,482.02, 65,215.17 and 19,783.98 is: 29,672.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,482.02 : 65,215.17 = 19,783.98 : x
  2. Step 2: Convert to fraction form
    43,482.02/65,215.17 = 19,783.98/x
  3. Step 3: Cross multiply
    43,482.02x = 65,215.17 × 19,783.98
  4. Step 4: Simplify right side
    43,482.02x = 1,290,215,618.98
  5. Step 5: Solve for x
    x = 1,290,215,618.98/43,482.02
  6. Step 6: Final answer
    x = 29,672.40

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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.