Home / 43,467.15-65,214.72-19,783.17

Finding the Fourth Proportional to 43,467.15, 65,214.72 and 19,783.17

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Solution

The fourth proportional to 43,467.15, 65,214.72 and 19,783.17 is: 29,681.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,467.15 : 65,214.72 = 19,783.17 : x
  2. Step 2: Convert to fraction form
    43,467.15/65,214.72 = 19,783.17/x
  3. Step 3: Cross multiply
    43,467.15x = 65,214.72 × 19,783.17
  4. Step 4: Simplify right side
    43,467.15x = 1,290,153,892.26
  5. Step 5: Solve for x
    x = 1,290,153,892.26/43,467.15
  6. Step 6: Final answer
    x = 29,681.12

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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.