Home / 56,456.25-84,684.42-14,339.49

Finding the Fourth Proportional to 56,456.25, 84,684.42 and 14,339.49

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Solution

The fourth proportional to 56,456.25, 84,684.42 and 14,339.49 is: 21,509.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,456.25 : 84,684.42 = 14,339.49 : x
  2. Step 2: Convert to fraction form
    56,456.25/84,684.42 = 14,339.49/x
  3. Step 3: Cross multiply
    56,456.25x = 84,684.42 × 14,339.49
  4. Step 4: Simplify right side
    56,456.25x = 1,214,331,393.75
  5. Step 5: Solve for x
    x = 1,214,331,393.75/56,456.25
  6. Step 6: Final answer
    x = 21,509.25

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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.