Home / 46,916.11-70,374.40-11,855.80

Finding the Fourth Proportional to 46,916.11, 70,374.40 and 11,855.80

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Solution

The fourth proportional to 46,916.11, 70,374.40 and 11,855.80 is: 17,783.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,916.11 : 70,374.40 = 11,855.80 : x
  2. Step 2: Convert to fraction form
    46,916.11/70,374.40 = 11,855.80/x
  3. Step 3: Cross multiply
    46,916.11x = 70,374.40 × 11,855.80
  4. Step 4: Simplify right side
    46,916.11x = 834,344,811.52
  5. Step 5: Solve for x
    x = 834,344,811.52/46,916.11
  6. Step 6: Final answer
    x = 17,783.76

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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.