Home / 14,535.03-21,806.64-6,642.69

Finding the Fourth Proportional to 14,535.03, 21,806.64 and 6,642.69

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Solution

The fourth proportional to 14,535.03, 21,806.64 and 6,642.69 is: 9,965.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,535.03 : 21,806.64 = 6,642.69 : x
  2. Step 2: Convert to fraction form
    14,535.03/21,806.64 = 6,642.69/x
  3. Step 3: Cross multiply
    14,535.03x = 21,806.64 × 6,642.69
  4. Step 4: Simplify right side
    14,535.03x = 144,854,749.46
  5. Step 5: Solve for x
    x = 144,854,749.46/14,535.03
  6. Step 6: Final answer
    x = 9,965.91

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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.