Home / 56,478.54-84,716.37-14,925.90

Finding the Fourth Proportional to 56,478.54, 84,716.37 and 14,925.90

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Solution

The fourth proportional to 56,478.54, 84,716.37 and 14,925.90 is: 22,388.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,478.54 : 84,716.37 = 14,925.90 : x
  2. Step 2: Convert to fraction form
    56,478.54/84,716.37 = 14,925.90/x
  3. Step 3: Cross multiply
    56,478.54x = 84,716.37 × 14,925.90
  4. Step 4: Simplify right side
    56,478.54x = 1,264,468,066.98
  5. Step 5: Solve for x
    x = 1,264,468,066.98/56,478.54
  6. Step 6: Final answer
    x = 22,388.47

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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.