Home / 56,456.29-84,684.46-14,339.53

Finding the Fourth Proportional to 56,456.29, 84,684.46 and 14,339.53

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Solution

The fourth proportional to 56,456.29, 84,684.46 and 14,339.53 is: 21,509.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,456.29 : 84,684.46 = 14,339.53 : x
  2. Step 2: Convert to fraction form
    56,456.29/84,684.46 = 14,339.53/x
  3. Step 3: Cross multiply
    56,456.29x = 84,684.46 × 14,339.53
  4. Step 4: Simplify right side
    56,456.29x = 1,214,334,931.28
  5. Step 5: Solve for x
    x = 1,214,334,931.28/56,456.29
  6. Step 6: Final answer
    x = 21,509.30

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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.