Home / 19,862.07-27,410.03-10,909.41

Finding the Fourth Proportional to 19,862.07, 27,410.03 and 10,909.41

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Solution

The fourth proportional to 19,862.07, 27,410.03 and 10,909.41 is: 15,055.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,862.07 : 27,410.03 = 10,909.41 : x
  2. Step 2: Convert to fraction form
    19,862.07/27,410.03 = 10,909.41/x
  3. Step 3: Cross multiply
    19,862.07x = 27,410.03 × 10,909.41
  4. Step 4: Simplify right side
    19,862.07x = 299,027,255.38
  5. Step 5: Solve for x
    x = 299,027,255.38/19,862.07
  6. Step 6: Final answer
    x = 15,055.19

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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.