Home / 18,301.63-25,256.07-10,235.19

Finding the Fourth Proportional to 18,301.63, 25,256.07 and 10,235.19

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Solution

The fourth proportional to 18,301.63, 25,256.07 and 10,235.19 is: 14,124.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,301.63 : 25,256.07 = 10,235.19 : x
  2. Step 2: Convert to fraction form
    18,301.63/25,256.07 = 10,235.19/x
  3. Step 3: Cross multiply
    18,301.63x = 25,256.07 × 10,235.19
  4. Step 4: Simplify right side
    18,301.63x = 258,500,769.81
  5. Step 5: Solve for x
    x = 258,500,769.81/18,301.63
  6. Step 6: Final answer
    x = 14,124.47

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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.