Home / 28,094.45-38,782.80-17,491.14

Finding the Fourth Proportional to 28,094.45, 38,782.80 and 17,491.14

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Solution

The fourth proportional to 28,094.45, 38,782.80 and 17,491.14 is: 24,145.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,094.45 : 38,782.80 = 17,491.14 : x
  2. Step 2: Convert to fraction form
    28,094.45/38,782.80 = 17,491.14/x
  3. Step 3: Cross multiply
    28,094.45x = 38,782.80 × 17,491.14
  4. Step 4: Simplify right side
    28,094.45x = 678,355,384.39
  5. Step 5: Solve for x
    x = 678,355,384.39/28,094.45
  6. Step 6: Final answer
    x = 24,145.53

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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.