Home / 14,094.37-21,109.05-10,120.91

Finding the Fourth Proportional to 14,094.37, 21,109.05 and 10,120.91

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Solution

The fourth proportional to 14,094.37, 21,109.05 and 10,120.91 is: 15,158.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,094.37 : 21,109.05 = 10,120.91 : x
  2. Step 2: Convert to fraction form
    14,094.37/21,109.05 = 10,120.91/x
  3. Step 3: Cross multiply
    14,094.37x = 21,109.05 × 10,120.91
  4. Step 4: Simplify right side
    14,094.37x = 213,642,795.24
  5. Step 5: Solve for x
    x = 213,642,795.24/14,094.37
  6. Step 6: Final answer
    x = 15,158.02

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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.