Home / 56,345.58-84,534.84-16,908.57

Finding the Fourth Proportional to 56,345.58, 84,534.84 and 16,908.57

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Solution

The fourth proportional to 56,345.58, 84,534.84 and 16,908.57 is: 25,367.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,345.58 : 84,534.84 = 16,908.57 : x
  2. Step 2: Convert to fraction form
    56,345.58/84,534.84 = 16,908.57/x
  3. Step 3: Cross multiply
    56,345.58x = 84,534.84 × 16,908.57
  4. Step 4: Simplify right side
    56,345.58x = 1,429,363,259.58
  5. Step 5: Solve for x
    x = 1,429,363,259.58/56,345.58
  6. Step 6: Final answer
    x = 25,367.80

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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.