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Finding the Fourth Proportional to 56,447.16, 84,676.41 and 14,894.16

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Solution

The fourth proportional to 56,447.16, 84,676.41 and 14,894.16 is: 22,342.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,447.16 : 84,676.41 = 14,894.16 : x
  2. Step 2: Convert to fraction form
    56,447.16/84,676.41 = 14,894.16/x
  3. Step 3: Cross multiply
    56,447.16x = 84,676.41 × 14,894.16
  4. Step 4: Simplify right side
    56,447.16x = 1,261,183,681.23
  5. Step 5: Solve for x
    x = 1,261,183,681.23/56,447.16
  6. Step 6: Final answer
    x = 22,342.73

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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.