Home / 15,148.63-22,722.81-3,903.94

Finding the Fourth Proportional to 15,148.63, 22,722.81 and 3,903.94

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Solution

The fourth proportional to 15,148.63, 22,722.81 and 3,903.94 is: 5,855.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,148.63 : 22,722.81 = 3,903.94 : x
  2. Step 2: Convert to fraction form
    15,148.63/22,722.81 = 3,903.94/x
  3. Step 3: Cross multiply
    15,148.63x = 22,722.81 × 3,903.94
  4. Step 4: Simplify right side
    15,148.63x = 88,708,486.87
  5. Step 5: Solve for x
    x = 88,708,486.87/15,148.63
  6. Step 6: Final answer
    x = 5,855.88

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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.