Home / 19,548.81-29,323.22-4,757.74

Finding the Fourth Proportional to 19,548.81, 29,323.22 and 4,757.74

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Solution

The fourth proportional to 19,548.81, 29,323.22 and 4,757.74 is: 7,136.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,548.81 : 29,323.22 = 4,757.74 : x
  2. Step 2: Convert to fraction form
    19,548.81/29,323.22 = 4,757.74/x
  3. Step 3: Cross multiply
    19,548.81x = 29,323.22 × 4,757.74
  4. Step 4: Simplify right side
    19,548.81x = 139,512,256.72
  5. Step 5: Solve for x
    x = 139,512,256.72/19,548.81
  6. Step 6: Final answer
    x = 7,136.61

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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.