Home / 19,511.40-29,267.10-6,363.80

Finding the Fourth Proportional to 19,511.40, 29,267.10 and 6,363.80

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Solution

The fourth proportional to 19,511.40, 29,267.10 and 6,363.80 is: 9,545.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,511.40 : 29,267.10 = 6,363.80 : x
  2. Step 2: Convert to fraction form
    19,511.40/29,267.10 = 6,363.80/x
  3. Step 3: Cross multiply
    19,511.40x = 29,267.10 × 6,363.80
  4. Step 4: Simplify right side
    19,511.40x = 186,249,970.98
  5. Step 5: Solve for x
    x = 186,249,970.98/19,511.40
  6. Step 6: Final answer
    x = 9,545.70

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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.