Home / 11,890.95-16,417.53-10,627.96

Finding the Fourth Proportional to 11,890.95, 16,417.53 and 10,627.96

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Solution

The fourth proportional to 11,890.95, 16,417.53 and 10,627.96 is: 14,673.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,890.95 : 16,417.53 = 10,627.96 : x
  2. Step 2: Convert to fraction form
    11,890.95/16,417.53 = 10,627.96/x
  3. Step 3: Cross multiply
    11,890.95x = 16,417.53 × 10,627.96
  4. Step 4: Simplify right side
    11,890.95x = 174,484,811.09
  5. Step 5: Solve for x
    x = 174,484,811.09/11,890.95
  6. Step 6: Final answer
    x = 14,673.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.