Home / 14,020.83-19,347.80-7,732.35

Finding the Fourth Proportional to 14,020.83, 19,347.80 and 7,732.35

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Solution

The fourth proportional to 14,020.83, 19,347.80 and 7,732.35 is: 10,670.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,020.83 : 19,347.80 = 7,732.35 : x
  2. Step 2: Convert to fraction form
    14,020.83/19,347.80 = 7,732.35/x
  3. Step 3: Cross multiply
    14,020.83x = 19,347.80 × 7,732.35
  4. Step 4: Simplify right side
    14,020.83x = 149,603,922.67
  5. Step 5: Solve for x
    x = 149,603,922.67/14,020.83
  6. Step 6: Final answer
    x = 10,670.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.