Home / 15,457.40-23,207.70-9,625.40

Finding the Fourth Proportional to 15,457.40, 23,207.70 and 9,625.40

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Solution

The fourth proportional to 15,457.40, 23,207.70 and 9,625.40 is: 14,451.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,457.40 : 23,207.70 = 9,625.40 : x
  2. Step 2: Convert to fraction form
    15,457.40/23,207.70 = 9,625.40/x
  3. Step 3: Cross multiply
    15,457.40x = 23,207.70 × 9,625.40
  4. Step 4: Simplify right side
    15,457.40x = 223,383,395.58
  5. Step 5: Solve for x
    x = 223,383,395.58/15,457.40
  6. Step 6: Final answer
    x = 14,451.55

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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.