Home / 14,642.83-21,965.60-4,782.16

Finding the Fourth Proportional to 14,642.83, 21,965.60 and 4,782.16

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Solution

The fourth proportional to 14,642.83, 21,965.60 and 4,782.16 is: 7,173.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,642.83 : 21,965.60 = 4,782.16 : x
  2. Step 2: Convert to fraction form
    14,642.83/21,965.60 = 4,782.16/x
  3. Step 3: Cross multiply
    14,642.83x = 21,965.60 × 4,782.16
  4. Step 4: Simplify right side
    14,642.83x = 105,043,013.70
  5. Step 5: Solve for x
    x = 105,043,013.70/14,642.83
  6. Step 6: Final answer
    x = 7,173.68

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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.