Home / 19,887.24-29,795.74-10,506.54

Finding the Fourth Proportional to 19,887.24, 29,795.74 and 10,506.54

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Solution

The fourth proportional to 19,887.24, 29,795.74 and 10,506.54 is: 15,741.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,887.24 : 29,795.74 = 10,506.54 : x
  2. Step 2: Convert to fraction form
    19,887.24/29,795.74 = 10,506.54/x
  3. Step 3: Cross multiply
    19,887.24x = 29,795.74 × 10,506.54
  4. Step 4: Simplify right side
    19,887.24x = 313,050,134.14
  5. Step 5: Solve for x
    x = 313,050,134.14/19,887.24
  6. Step 6: Final answer
    x = 15,741.26

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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.