Home / 30,707.61-46,034.02-11,983.29

Finding the Fourth Proportional to 30,707.61, 46,034.02 and 11,983.29

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Solution

The fourth proportional to 30,707.61, 46,034.02 and 11,983.29 is: 17,964.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,707.61 : 46,034.02 = 11,983.29 : x
  2. Step 2: Convert to fraction form
    30,707.61/46,034.02 = 11,983.29/x
  3. Step 3: Cross multiply
    30,707.61x = 46,034.02 × 11,983.29
  4. Step 4: Simplify right side
    30,707.61x = 551,639,011.53
  5. Step 5: Solve for x
    x = 551,639,011.53/30,707.61
  6. Step 6: Final answer
    x = 17,964.24

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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.