Home / 18,501.34-25,534.32-10,436.64

Finding the Fourth Proportional to 18,501.34, 25,534.32 and 10,436.64

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Solution

The fourth proportional to 18,501.34, 25,534.32 and 10,436.64 is: 14,403.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,501.34 : 25,534.32 = 10,436.64 : x
  2. Step 2: Convert to fraction form
    18,501.34/25,534.32 = 10,436.64/x
  3. Step 3: Cross multiply
    18,501.34x = 25,534.32 × 10,436.64
  4. Step 4: Simplify right side
    18,501.34x = 266,492,505.48
  5. Step 5: Solve for x
    x = 266,492,505.48/18,501.34
  6. Step 6: Final answer
    x = 14,403.96

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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.