Home / 40,877.68-61,316.40-11,295.44

Finding the Fourth Proportional to 40,877.68, 61,316.40 and 11,295.44

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Solution

The fourth proportional to 40,877.68, 61,316.40 and 11,295.44 is: 16,943.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,877.68 : 61,316.40 = 11,295.44 : x
  2. Step 2: Convert to fraction form
    40,877.68/61,316.40 = 11,295.44/x
  3. Step 3: Cross multiply
    40,877.68x = 61,316.40 × 11,295.44
  4. Step 4: Simplify right side
    40,877.68x = 692,595,717.22
  5. Step 5: Solve for x
    x = 692,595,717.22/40,877.68
  6. Step 6: Final answer
    x = 16,943.13

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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.