Home / 18,838.04-28,250.52-5,507.46

Finding the Fourth Proportional to 18,838.04, 28,250.52 and 5,507.46

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Solution

The fourth proportional to 18,838.04, 28,250.52 and 5,507.46 is: 8,259.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,838.04 : 28,250.52 = 5,507.46 : x
  2. Step 2: Convert to fraction form
    18,838.04/28,250.52 = 5,507.46/x
  3. Step 3: Cross multiply
    18,838.04x = 28,250.52 × 5,507.46
  4. Step 4: Simplify right side
    18,838.04x = 155,588,608.88
  5. Step 5: Solve for x
    x = 155,588,608.88/18,838.04
  6. Step 6: Final answer
    x = 8,259.28

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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.