Home / 15,775.40-23,674.83-7,457.97

Finding the Fourth Proportional to 15,775.40, 23,674.83 and 7,457.97

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Solution

The fourth proportional to 15,775.40, 23,674.83 and 7,457.97 is: 11,192.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,775.40 : 23,674.83 = 7,457.97 : x
  2. Step 2: Convert to fraction form
    15,775.40/23,674.83 = 7,457.97/x
  3. Step 3: Cross multiply
    15,775.40x = 23,674.83 × 7,457.97
  4. Step 4: Simplify right side
    15,775.40x = 176,566,171.90
  5. Step 5: Solve for x
    x = 176,566,171.90/15,775.40
  6. Step 6: Final answer
    x = 11,192.50

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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.