Home / 19,498.04-29,226.54-8,402.12

Finding the Fourth Proportional to 19,498.04, 29,226.54 and 8,402.12

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Solution

The fourth proportional to 19,498.04, 29,226.54 and 8,402.12 is: 12,594.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,498.04 : 29,226.54 = 8,402.12 : x
  2. Step 2: Convert to fraction form
    19,498.04/29,226.54 = 8,402.12/x
  3. Step 3: Cross multiply
    19,498.04x = 29,226.54 × 8,402.12
  4. Step 4: Simplify right side
    19,498.04x = 245,564,896.26
  5. Step 5: Solve for x
    x = 245,564,896.26/19,498.04
  6. Step 6: Final answer
    x = 12,594.34

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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.