Home / 37,136.40-55,782.36-31,304.40

Finding the Fourth Proportional to 37,136.40, 55,782.36 and 31,304.40

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Solution

The fourth proportional to 37,136.40, 55,782.36 and 31,304.40 is: 47,022.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,136.40 : 55,782.36 = 31,304.40 : x
  2. Step 2: Convert to fraction form
    37,136.40/55,782.36 = 31,304.40/x
  3. Step 3: Cross multiply
    37,136.40x = 55,782.36 × 31,304.40
  4. Step 4: Simplify right side
    37,136.40x = 1,746,233,310.38
  5. Step 5: Solve for x
    x = 1,746,233,310.38/37,136.40
  6. Step 6: Final answer
    x = 47,022.15

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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.