Home / 18,734.57-25,853.40-10,236.51

Finding the Fourth Proportional to 18,734.57, 25,853.40 and 10,236.51

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Solution

The fourth proportional to 18,734.57, 25,853.40 and 10,236.51 is: 14,126.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,734.57 : 25,853.40 = 10,236.51 : x
  2. Step 2: Convert to fraction form
    18,734.57/25,853.40 = 10,236.51/x
  3. Step 3: Cross multiply
    18,734.57x = 25,853.40 × 10,236.51
  4. Step 4: Simplify right side
    18,734.57x = 264,648,587.63
  5. Step 5: Solve for x
    x = 264,648,587.63/18,734.57
  6. Step 6: Final answer
    x = 14,126.22

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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.