Home / 15,553.57-23,325.57-4,457.28

Finding the Fourth Proportional to 15,553.57, 23,325.57 and 4,457.28

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Solution

The fourth proportional to 15,553.57, 23,325.57 and 4,457.28 is: 6,684.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,553.57 : 23,325.57 = 4,457.28 : x
  2. Step 2: Convert to fraction form
    15,553.57/23,325.57 = 4,457.28/x
  3. Step 3: Cross multiply
    15,553.57x = 23,325.57 × 4,457.28
  4. Step 4: Simplify right side
    15,553.57x = 103,968,596.65
  5. Step 5: Solve for x
    x = 103,968,596.65/15,553.57
  6. Step 6: Final answer
    x = 6,684.55

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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.