Home / 19,000.40-28,502.22-4,962.29

Finding the Fourth Proportional to 19,000.40, 28,502.22 and 4,962.29

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Solution

The fourth proportional to 19,000.40, 28,502.22 and 4,962.29 is: 7,443.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,000.40 : 28,502.22 = 4,962.29 : x
  2. Step 2: Convert to fraction form
    19,000.40/28,502.22 = 4,962.29/x
  3. Step 3: Cross multiply
    19,000.40x = 28,502.22 × 4,962.29
  4. Step 4: Simplify right side
    19,000.40x = 141,436,281.28
  5. Step 5: Solve for x
    x = 141,436,281.28/19,000.40
  6. Step 6: Final answer
    x = 7,443.86

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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.