Home / 14,988.30-22,466.64-4,990.36

Finding the Fourth Proportional to 14,988.30, 22,466.64 and 4,990.36

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Solution

The fourth proportional to 14,988.30, 22,466.64 and 4,990.36 is: 7,480.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,988.30 : 22,466.64 = 4,990.36 : x
  2. Step 2: Convert to fraction form
    14,988.30/22,466.64 = 4,990.36/x
  3. Step 3: Cross multiply
    14,988.30x = 22,466.64 × 4,990.36
  4. Step 4: Simplify right side
    14,988.30x = 112,116,621.59
  5. Step 5: Solve for x
    x = 112,116,621.59/14,988.30
  6. Step 6: Final answer
    x = 7,480.28

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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.