Home / 19,822.68-27,355.36-10,748.07

Finding the Fourth Proportional to 19,822.68, 27,355.36 and 10,748.07

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Solution

The fourth proportional to 19,822.68, 27,355.36 and 10,748.07 is: 14,832.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,822.68 : 27,355.36 = 10,748.07 : x
  2. Step 2: Convert to fraction form
    19,822.68/27,355.36 = 10,748.07/x
  3. Step 3: Cross multiply
    19,822.68x = 27,355.36 × 10,748.07
  4. Step 4: Simplify right side
    19,822.68x = 294,017,324.16
  5. Step 5: Solve for x
    x = 294,017,324.16/19,822.68
  6. Step 6: Final answer
    x = 14,832.37

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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.