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Finding the Fourth Proportional to 56,907.94, 85,358.68 and 17,465

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Solution

The fourth proportional to 56,907.94, 85,358.68 and 17,465 is: 26,196.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,907.94 : 85,358.68 = 17,465 : x
  2. Step 2: Convert to fraction form
    56,907.94/85,358.68 = 17,465/x
  3. Step 3: Cross multiply
    56,907.94x = 85,358.68 × 17,465
  4. Step 4: Simplify right side
    56,907.94x = 1,490,789,346.20
  5. Step 5: Solve for x
    x = 1,490,789,346.20/56,907.94
  6. Step 6: Final answer
    x = 26,196.51

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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.