Home / 13,032.80-19,558.64-8,862.92

Finding the Fourth Proportional to 13,032.80, 19,558.64 and 8,862.92

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Solution

The fourth proportional to 13,032.80, 19,558.64 and 8,862.92 is: 13,300.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,032.80 : 19,558.64 = 8,862.92 : x
  2. Step 2: Convert to fraction form
    13,032.80/19,558.64 = 8,862.92/x
  3. Step 3: Cross multiply
    13,032.80x = 19,558.64 × 8,862.92
  4. Step 4: Simplify right side
    13,032.80x = 173,346,661.63
  5. Step 5: Solve for x
    x = 173,346,661.63/13,032.80
  6. Step 6: Final answer
    x = 13,300.80

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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.