Home / 23,419.47-35,126.92-12,886.02

Finding the Fourth Proportional to 23,419.47, 35,126.92 and 12,886.02

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Solution

The fourth proportional to 23,419.47, 35,126.92 and 12,886.02 is: 19,327.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,419.47 : 35,126.92 = 12,886.02 : x
  2. Step 2: Convert to fraction form
    23,419.47/35,126.92 = 12,886.02/x
  3. Step 3: Cross multiply
    23,419.47x = 35,126.92 × 12,886.02
  4. Step 4: Simplify right side
    23,419.47x = 452,646,193.66
  5. Step 5: Solve for x
    x = 452,646,193.66/23,419.47
  6. Step 6: Final answer
    x = 19,327.77

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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.