Home / 51,699.60-77,547.24-16,638.48

Finding the Fourth Proportional to 51,699.60, 77,547.24 and 16,638.48

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Solution

The fourth proportional to 51,699.60, 77,547.24 and 16,638.48 is: 24,957.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,699.60 : 77,547.24 = 16,638.48 : x
  2. Step 2: Convert to fraction form
    51,699.60/77,547.24 = 16,638.48/x
  3. Step 3: Cross multiply
    51,699.60x = 77,547.24 × 16,638.48
  4. Step 4: Simplify right side
    51,699.60x = 1,290,268,201.80
  5. Step 5: Solve for x
    x = 1,290,268,201.80/51,699.60
  6. Step 6: Final answer
    x = 24,957.02

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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.