Home / 15,412.94-23,113.93-5,549.57

Finding the Fourth Proportional to 15,412.94, 23,113.93 and 5,549.57

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Solution

The fourth proportional to 15,412.94, 23,113.93 and 5,549.57 is: 8,322.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,412.94 : 23,113.93 = 5,549.57 : x
  2. Step 2: Convert to fraction form
    15,412.94/23,113.93 = 5,549.57/x
  3. Step 3: Cross multiply
    15,412.94x = 23,113.93 × 5,549.57
  4. Step 4: Simplify right side
    15,412.94x = 128,272,229.19
  5. Step 5: Solve for x
    x = 128,272,229.19/15,412.94
  6. Step 6: Final answer
    x = 8,322.38

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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.