Home / 10,621.77-15,930.57-10,094.94

Finding the Fourth Proportional to 10,621.77, 15,930.57 and 10,094.94

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Solution

The fourth proportional to 10,621.77, 15,930.57 and 10,094.94 is: 15,140.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,621.77 : 15,930.57 = 10,094.94 : x
  2. Step 2: Convert to fraction form
    10,621.77/15,930.57 = 10,094.94/x
  3. Step 3: Cross multiply
    10,621.77x = 15,930.57 × 10,094.94
  4. Step 4: Simplify right side
    10,621.77x = 160,818,148.32
  5. Step 5: Solve for x
    x = 160,818,148.32/10,621.77
  6. Step 6: Final answer
    x = 15,140.43

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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.