Home / 23,436.41-35,139.02-12,911.39

Finding the Fourth Proportional to 23,436.41, 35,139.02 and 12,911.39

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Solution

The fourth proportional to 23,436.41, 35,139.02 and 12,911.39 is: 19,358.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,436.41 : 35,139.02 = 12,911.39 : x
  2. Step 2: Convert to fraction form
    23,436.41/35,139.02 = 12,911.39/x
  3. Step 3: Cross multiply
    23,436.41x = 35,139.02 × 12,911.39
  4. Step 4: Simplify right side
    23,436.41x = 453,693,351.19
  5. Step 5: Solve for x
    x = 453,693,351.19/23,436.41
  6. Step 6: Final answer
    x = 19,358.49

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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.