Home / 14,290.83-21,436.25-6,501.87

Finding the Fourth Proportional to 14,290.83, 21,436.25 and 6,501.87

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Solution

The fourth proportional to 14,290.83, 21,436.25 and 6,501.87 is: 9,752.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,290.83 : 21,436.25 = 6,501.87 : x
  2. Step 2: Convert to fraction form
    14,290.83/21,436.25 = 6,501.87/x
  3. Step 3: Cross multiply
    14,290.83x = 21,436.25 × 6,501.87
  4. Step 4: Simplify right side
    14,290.83x = 139,375,678.28
  5. Step 5: Solve for x
    x = 139,375,678.28/14,290.83
  6. Step 6: Final answer
    x = 9,752.81

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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.