Home / 19,337.22-28,985.58-8,098.98

Finding the Fourth Proportional to 19,337.22, 28,985.58 and 8,098.98

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Solution

The fourth proportional to 19,337.22, 28,985.58 and 8,098.98 is: 12,139.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,337.22 : 28,985.58 = 8,098.98 : x
  2. Step 2: Convert to fraction form
    19,337.22/28,985.58 = 8,098.98/x
  3. Step 3: Cross multiply
    19,337.22x = 28,985.58 × 8,098.98
  4. Step 4: Simplify right side
    19,337.22x = 234,753,632.71
  5. Step 5: Solve for x
    x = 234,753,632.71/19,337.22
  6. Step 6: Final answer
    x = 12,139.99

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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.