Home / 21,551.06-32,315.63-9,854.25

Finding the Fourth Proportional to 21,551.06, 32,315.63 and 9,854.25

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Solution

The fourth proportional to 21,551.06, 32,315.63 and 9,854.25 is: 14,776.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,551.06 : 32,315.63 = 9,854.25 : x
  2. Step 2: Convert to fraction form
    21,551.06/32,315.63 = 9,854.25/x
  3. Step 3: Cross multiply
    21,551.06x = 32,315.63 × 9,854.25
  4. Step 4: Simplify right side
    21,551.06x = 318,446,247.66
  5. Step 5: Solve for x
    x = 318,446,247.66/21,551.06
  6. Step 6: Final answer
    x = 14,776.36

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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.