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Finding the Fourth Proportional to 56,574.50, 84,862.43 and 17,133.32

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Solution

The fourth proportional to 56,574.50, 84,862.43 and 17,133.32 is: 25,700.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,574.50 : 84,862.43 = 17,133.32 : x
  2. Step 2: Convert to fraction form
    56,574.50/84,862.43 = 17,133.32/x
  3. Step 3: Cross multiply
    56,574.50x = 84,862.43 × 17,133.32
  4. Step 4: Simplify right side
    56,574.50x = 1,453,975,456.28
  5. Step 5: Solve for x
    x = 1,453,975,456.28/56,574.50
  6. Step 6: Final answer
    x = 25,700.19

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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.