Home / 14,545.08-21,800.01-6,636.78

Finding the Fourth Proportional to 14,545.08, 21,800.01 and 6,636.78

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Solution

The fourth proportional to 14,545.08, 21,800.01 and 6,636.78 is: 9,947.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,545.08 : 21,800.01 = 6,636.78 : x
  2. Step 2: Convert to fraction form
    14,545.08/21,800.01 = 6,636.78/x
  3. Step 3: Cross multiply
    14,545.08x = 21,800.01 × 6,636.78
  4. Step 4: Simplify right side
    14,545.08x = 144,681,870.37
  5. Step 5: Solve for x
    x = 144,681,870.37/14,545.08
  6. Step 6: Final answer
    x = 9,947.13

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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.