Home / 51,240.99-76,872.86-15,707.24

Finding the Fourth Proportional to 51,240.99, 76,872.86 and 15,707.24

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Solution

The fourth proportional to 51,240.99, 76,872.86 and 15,707.24 is: 23,564.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,240.99 : 76,872.86 = 15,707.24 : x
  2. Step 2: Convert to fraction form
    51,240.99/76,872.86 = 15,707.24/x
  3. Step 3: Cross multiply
    51,240.99x = 76,872.86 × 15,707.24
  4. Step 4: Simplify right side
    51,240.99x = 1,207,460,461.51
  5. Step 5: Solve for x
    x = 1,207,460,461.51/51,240.99
  6. Step 6: Final answer
    x = 23,564.35

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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.