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Finding the Fourth Proportional to 19,574.49, 29,358.09 and 9,044.10

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Solution

The fourth proportional to 19,574.49, 29,358.09 and 9,044.10 is: 13,564.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,574.49 : 29,358.09 = 9,044.10 : x
  2. Step 2: Convert to fraction form
    19,574.49/29,358.09 = 9,044.10/x
  3. Step 3: Cross multiply
    19,574.49x = 29,358.09 × 9,044.10
  4. Step 4: Simplify right side
    19,574.49x = 265,517,501.77
  5. Step 5: Solve for x
    x = 265,517,501.77/19,574.49
  6. Step 6: Final answer
    x = 13,564.47

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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.