Home / 30,282.33-45,426.52-11,578.10

Finding the Fourth Proportional to 30,282.33, 45,426.52 and 11,578.10

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Solution

The fourth proportional to 30,282.33, 45,426.52 and 11,578.10 is: 17,368.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,282.33 : 45,426.52 = 11,578.10 : x
  2. Step 2: Convert to fraction form
    30,282.33/45,426.52 = 11,578.10/x
  3. Step 3: Cross multiply
    30,282.33x = 45,426.52 × 11,578.10
  4. Step 4: Simplify right side
    30,282.33x = 525,952,705.48
  5. Step 5: Solve for x
    x = 525,952,705.48/30,282.33
  6. Step 6: Final answer
    x = 17,368.31

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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.