Home / 19,802.08-29,703.12-6,654.49

Finding the Fourth Proportional to 19,802.08, 29,703.12 and 6,654.49

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Solution

The fourth proportional to 19,802.08, 29,703.12 and 6,654.49 is: 9,981.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,802.08 : 29,703.12 = 6,654.49 : x
  2. Step 2: Convert to fraction form
    19,802.08/29,703.12 = 6,654.49/x
  3. Step 3: Cross multiply
    19,802.08x = 29,703.12 × 6,654.49
  4. Step 4: Simplify right side
    19,802.08x = 197,659,115.01
  5. Step 5: Solve for x
    x = 197,659,115.01/19,802.08
  6. Step 6: Final answer
    x = 9,981.74

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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.