Home / 18,501.34-25,541.72-12,460.24

Finding the Fourth Proportional to 18,501.34, 25,541.72 and 12,460.24

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Solution

The fourth proportional to 18,501.34, 25,541.72 and 12,460.24 is: 17,201.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,501.34 : 25,541.72 = 12,460.24 : x
  2. Step 2: Convert to fraction form
    18,501.34/25,541.72 = 12,460.24/x
  3. Step 3: Cross multiply
    18,501.34x = 25,541.72 × 12,460.24
  4. Step 4: Simplify right side
    18,501.34x = 318,255,961.21
  5. Step 5: Solve for x
    x = 318,255,961.21/18,501.34
  6. Step 6: Final answer
    x = 17,201.78

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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.