Home / 22,988.49-34,428.24-14,643.20

Finding the Fourth Proportional to 22,988.49, 34,428.24 and 14,643.20

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Solution

The fourth proportional to 22,988.49, 34,428.24 and 14,643.20 is: 21,930.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,988.49 : 34,428.24 = 14,643.20 : x
  2. Step 2: Convert to fraction form
    22,988.49/34,428.24 = 14,643.20/x
  3. Step 3: Cross multiply
    22,988.49x = 34,428.24 × 14,643.20
  4. Step 4: Simplify right side
    22,988.49x = 504,139,616.82
  5. Step 5: Solve for x
    x = 504,139,616.82/22,988.49
  6. Step 6: Final answer
    x = 21,930.09

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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.