Home / 19,822.10-27,355.77-13,095.93

Finding the Fourth Proportional to 19,822.10, 27,355.77 and 13,095.93

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Solution

The fourth proportional to 19,822.10, 27,355.77 and 13,095.93 is: 18,073.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,822.10 : 27,355.77 = 13,095.93 : x
  2. Step 2: Convert to fraction form
    19,822.10/27,355.77 = 13,095.93/x
  3. Step 3: Cross multiply
    19,822.10x = 27,355.77 × 13,095.93
  4. Step 4: Simplify right side
    19,822.10x = 358,249,183.54
  5. Step 5: Solve for x
    x = 358,249,183.54/19,822.10
  6. Step 6: Final answer
    x = 18,073.22

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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.