Home / 30,730.62-46,076.86-12,952.14

Finding the Fourth Proportional to 30,730.62, 46,076.86 and 12,952.14

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Solution

The fourth proportional to 30,730.62, 46,076.86 and 12,952.14 is: 19,420.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,730.62 : 46,076.86 = 12,952.14 : x
  2. Step 2: Convert to fraction form
    30,730.62/46,076.86 = 12,952.14/x
  3. Step 3: Cross multiply
    30,730.62x = 46,076.86 × 12,952.14
  4. Step 4: Simplify right side
    30,730.62x = 596,793,941.48
  5. Step 5: Solve for x
    x = 596,793,941.48/30,730.62
  6. Step 6: Final answer
    x = 19,420.17

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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.