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Finding the Fourth Proportional to 25,053, 34,574.22 and 13,875

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Solution

The fourth proportional to 25,053, 34,574.22 and 13,875 is: 19,148.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,053 : 34,574.22 = 13,875 : x
  2. Step 2: Convert to fraction form
    25,053/34,574.22 = 13,875/x
  3. Step 3: Cross multiply
    25,053x = 34,574.22 × 13,875
  4. Step 4: Simplify right side
    25,053x = 479,717,302.50
  5. Step 5: Solve for x
    x = 479,717,302.50/25,053
  6. Step 6: Final answer
    x = 19,148.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.