Home / 19,308.40-28,962.30-6,160.68

Finding the Fourth Proportional to 19,308.40, 28,962.30 and 6,160.68

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Solution

The fourth proportional to 19,308.40, 28,962.30 and 6,160.68 is: 9,240.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,308.40 : 28,962.30 = 6,160.68 : x
  2. Step 2: Convert to fraction form
    19,308.40/28,962.30 = 6,160.68/x
  3. Step 3: Cross multiply
    19,308.40x = 28,962.30 × 6,160.68
  4. Step 4: Simplify right side
    19,308.40x = 178,427,462.36
  5. Step 5: Solve for x
    x = 178,427,462.36/19,308.40
  6. Step 6: Final answer
    x = 9,240.92

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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.