Home / 28,876.60-43,342.16-14,846.49

Finding the Fourth Proportional to 28,876.60, 43,342.16 and 14,846.49

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Solution

The fourth proportional to 28,876.60, 43,342.16 and 14,846.49 is: 22,283.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,876.60 : 43,342.16 = 14,846.49 : x
  2. Step 2: Convert to fraction form
    28,876.60/43,342.16 = 14,846.49/x
  3. Step 3: Cross multiply
    28,876.60x = 43,342.16 × 14,846.49
  4. Step 4: Simplify right side
    28,876.60x = 643,478,870.79
  5. Step 5: Solve for x
    x = 643,478,870.79/28,876.60
  6. Step 6: Final answer
    x = 22,283.75

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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.