Home / 23,030.87-34,366.69-20,548.63

Finding the Fourth Proportional to 23,030.87, 34,366.69 and 20,548.63

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Solution

The fourth proportional to 23,030.87, 34,366.69 and 20,548.63 is: 30,662.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,030.87 : 34,366.69 = 20,548.63 : x
  2. Step 2: Convert to fraction form
    23,030.87/34,366.69 = 20,548.63/x
  3. Step 3: Cross multiply
    23,030.87x = 34,366.69 × 20,548.63
  4. Step 4: Simplify right side
    23,030.87x = 706,188,397.13
  5. Step 5: Solve for x
    x = 706,188,397.13/23,030.87
  6. Step 6: Final answer
    x = 30,662.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.