Home / 28,938.60-43,369.56-14,898.06

Finding the Fourth Proportional to 28,938.60, 43,369.56 and 14,898.06

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Solution

The fourth proportional to 28,938.60, 43,369.56 and 14,898.06 is: 22,327.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,938.60 : 43,369.56 = 14,898.06 : x
  2. Step 2: Convert to fraction form
    28,938.60/43,369.56 = 14,898.06/x
  3. Step 3: Cross multiply
    28,938.60x = 43,369.56 × 14,898.06
  4. Step 4: Simplify right side
    28,938.60x = 646,122,307.05
  5. Step 5: Solve for x
    x = 646,122,307.05/28,938.60
  6. Step 6: Final answer
    x = 22,327.35

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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.