Home / 14,598.40-21,883.20-7,196.80

Finding the Fourth Proportional to 14,598.40, 21,883.20 and 7,196.80

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Solution

The fourth proportional to 14,598.40, 21,883.20 and 7,196.80 is: 10,788.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,598.40 : 21,883.20 = 7,196.80 : x
  2. Step 2: Convert to fraction form
    14,598.40/21,883.20 = 7,196.80/x
  3. Step 3: Cross multiply
    14,598.40x = 21,883.20 × 7,196.80
  4. Step 4: Simplify right side
    14,598.40x = 157,489,013.76
  5. Step 5: Solve for x
    x = 157,489,013.76/14,598.40
  6. Step 6: Final answer
    x = 10,788.10

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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.