Home / 30,318.06-45,434.16-22,816.62

Finding the Fourth Proportional to 30,318.06, 45,434.16 and 22,816.62

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Solution

The fourth proportional to 30,318.06, 45,434.16 and 22,816.62 is: 34,192.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,318.06 : 45,434.16 = 22,816.62 : x
  2. Step 2: Convert to fraction form
    30,318.06/45,434.16 = 22,816.62/x
  3. Step 3: Cross multiply
    30,318.06x = 45,434.16 × 22,816.62
  4. Step 4: Simplify right side
    30,318.06x = 1,036,653,963.74
  5. Step 5: Solve for x
    x = 1,036,653,963.74/30,318.06
  6. Step 6: Final answer
    x = 34,192.62

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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.