Home / 18,457.54-25,471.40-10,074.04

Finding the Fourth Proportional to 18,457.54, 25,471.40 and 10,074.04

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Solution

The fourth proportional to 18,457.54, 25,471.40 and 10,074.04 is: 13,902.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,457.54 : 25,471.40 = 10,074.04 : x
  2. Step 2: Convert to fraction form
    18,457.54/25,471.40 = 10,074.04/x
  3. Step 3: Cross multiply
    18,457.54x = 25,471.40 × 10,074.04
  4. Step 4: Simplify right side
    18,457.54x = 256,599,788.41
  5. Step 5: Solve for x
    x = 256,599,788.41/18,457.54
  6. Step 6: Final answer
    x = 13,902.17

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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.