Home / 19,511.97-29,271.59-6,368.10

Finding the Fourth Proportional to 19,511.97, 29,271.59 and 6,368.10

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Solution

The fourth proportional to 19,511.97, 29,271.59 and 6,368.10 is: 9,553.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,511.97 : 29,271.59 = 6,368.10 : x
  2. Step 2: Convert to fraction form
    19,511.97/29,271.59 = 6,368.10/x
  3. Step 3: Cross multiply
    19,511.97x = 29,271.59 × 6,368.10
  4. Step 4: Simplify right side
    19,511.97x = 186,404,412.28
  5. Step 5: Solve for x
    x = 186,404,412.28/19,511.97
  6. Step 6: Final answer
    x = 9,553.34

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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.