Home / 30,691.72-46,008.42-19,567.18

Finding the Fourth Proportional to 30,691.72, 46,008.42 and 19,567.18

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Solution

The fourth proportional to 30,691.72, 46,008.42 and 19,567.18 is: 29,332.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,691.72 : 46,008.42 = 19,567.18 : x
  2. Step 2: Convert to fraction form
    30,691.72/46,008.42 = 19,567.18/x
  3. Step 3: Cross multiply
    30,691.72x = 46,008.42 × 19,567.18
  4. Step 4: Simplify right side
    30,691.72x = 900,255,035.66
  5. Step 5: Solve for x
    x = 900,255,035.66/30,691.72
  6. Step 6: Final answer
    x = 29,332.18

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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.