Home / 30,136.40-41,584.38-16,707.53

Finding the Fourth Proportional to 30,136.40, 41,584.38 and 16,707.53

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Solution

The fourth proportional to 30,136.40, 41,584.38 and 16,707.53 is: 23,054.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,136.40 : 41,584.38 = 16,707.53 : x
  2. Step 2: Convert to fraction form
    30,136.40/41,584.38 = 16,707.53/x
  3. Step 3: Cross multiply
    30,136.40x = 41,584.38 × 16,707.53
  4. Step 4: Simplify right side
    30,136.40x = 694,772,068.46
  5. Step 5: Solve for x
    x = 694,772,068.46/30,136.40
  6. Step 6: Final answer
    x = 23,054.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.