Home / 19,688.76-27,170.01-10,736.46

Finding the Fourth Proportional to 19,688.76, 27,170.01 and 10,736.46

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Solution

The fourth proportional to 19,688.76, 27,170.01 and 10,736.46 is: 14,816.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,688.76 : 27,170.01 = 10,736.46 : x
  2. Step 2: Convert to fraction form
    19,688.76/27,170.01 = 10,736.46/x
  3. Step 3: Cross multiply
    19,688.76x = 27,170.01 × 10,736.46
  4. Step 4: Simplify right side
    19,688.76x = 291,709,725.56
  5. Step 5: Solve for x
    x = 291,709,725.56/19,688.76
  6. Step 6: Final answer
    x = 14,816.05

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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.