Home / 51,783.41-77,675.11-16,243.44

Finding the Fourth Proportional to 51,783.41, 77,675.11 and 16,243.44

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Solution

The fourth proportional to 51,783.41, 77,675.11 and 16,243.44 is: 24,365.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,783.41 : 77,675.11 = 16,243.44 : x
  2. Step 2: Convert to fraction form
    51,783.41/77,675.11 = 16,243.44/x
  3. Step 3: Cross multiply
    51,783.41x = 77,675.11 × 16,243.44
  4. Step 4: Simplify right side
    51,783.41x = 1,261,710,988.78
  5. Step 5: Solve for x
    x = 1,261,710,988.78/51,783.41
  6. Step 6: Final answer
    x = 24,365.16

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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.