Home / 56,215.10-84,336.21-16,775.39

Finding the Fourth Proportional to 56,215.10, 84,336.21 and 16,775.39

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Solution

The fourth proportional to 56,215.10, 84,336.21 and 16,775.39 is: 25,167.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,215.10 : 84,336.21 = 16,775.39 : x
  2. Step 2: Convert to fraction form
    56,215.10/84,336.21 = 16,775.39/x
  3. Step 3: Cross multiply
    56,215.10x = 84,336.21 × 16,775.39
  4. Step 4: Simplify right side
    56,215.10x = 1,414,772,392.19
  5. Step 5: Solve for x
    x = 1,414,772,392.19/56,215.10
  6. Step 6: Final answer
    x = 25,167.13

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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.