Home / 19,878.29-29,821.10-6,552.08

Finding the Fourth Proportional to 19,878.29, 29,821.10 and 6,552.08

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Solution

The fourth proportional to 19,878.29, 29,821.10 and 6,552.08 is: 9,829.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,878.29 : 29,821.10 = 6,552.08 : x
  2. Step 2: Convert to fraction form
    19,878.29/29,821.10 = 6,552.08/x
  3. Step 3: Cross multiply
    19,878.29x = 29,821.10 × 6,552.08
  4. Step 4: Simplify right side
    19,878.29x = 195,390,274.68
  5. Step 5: Solve for x
    x = 195,390,274.68/19,878.29
  6. Step 6: Final answer
    x = 9,829.33

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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.