Home / 14,663.36-21,990.48-4,800.44

Finding the Fourth Proportional to 14,663.36, 21,990.48 and 4,800.44

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Solution

The fourth proportional to 14,663.36, 21,990.48 and 4,800.44 is: 7,199.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,663.36 : 21,990.48 = 4,800.44 : x
  2. Step 2: Convert to fraction form
    14,663.36/21,990.48 = 4,800.44/x
  3. Step 3: Cross multiply
    14,663.36x = 21,990.48 × 4,800.44
  4. Step 4: Simplify right side
    14,663.36x = 105,563,979.81
  5. Step 5: Solve for x
    x = 105,563,979.81/14,663.36
  6. Step 6: Final answer
    x = 7,199.17

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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.