Home / 25,443.40-38,165.10-6,723.40

Finding the Fourth Proportional to 25,443.40, 38,165.10 and 6,723.40

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Solution

The fourth proportional to 25,443.40, 38,165.10 and 6,723.40 is: 10,085.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,443.40 : 38,165.10 = 6,723.40 : x
  2. Step 2: Convert to fraction form
    25,443.40/38,165.10 = 6,723.40/x
  3. Step 3: Cross multiply
    25,443.40x = 38,165.10 × 6,723.40
  4. Step 4: Simplify right side
    25,443.40x = 256,599,233.34
  5. Step 5: Solve for x
    x = 256,599,233.34/25,443.40
  6. Step 6: Final answer
    x = 10,085.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.