Home / 19,725.24-29,603.56-10,370.76

Finding the Fourth Proportional to 19,725.24, 29,603.56 and 10,370.76

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Solution

The fourth proportional to 19,725.24, 29,603.56 and 10,370.76 is: 15,564.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,725.24 : 29,603.56 = 10,370.76 : x
  2. Step 2: Convert to fraction form
    19,725.24/29,603.56 = 10,370.76/x
  3. Step 3: Cross multiply
    19,725.24x = 29,603.56 × 10,370.76
  4. Step 4: Simplify right side
    19,725.24x = 307,011,415.91
  5. Step 5: Solve for x
    x = 307,011,415.91/19,725.24
  6. Step 6: Final answer
    x = 15,564.39

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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.