Home / 15,142.04-22,713.85-4,611.25

Finding the Fourth Proportional to 15,142.04, 22,713.85 and 4,611.25

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Solution

The fourth proportional to 15,142.04, 22,713.85 and 4,611.25 is: 6,917.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,142.04 : 22,713.85 = 4,611.25 : x
  2. Step 2: Convert to fraction form
    15,142.04/22,713.85 = 4,611.25/x
  3. Step 3: Cross multiply
    15,142.04x = 22,713.85 × 4,611.25
  4. Step 4: Simplify right side
    15,142.04x = 104,739,240.81
  5. Step 5: Solve for x
    x = 104,739,240.81/15,142.04
  6. Step 6: Final answer
    x = 6,917.12

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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.