Home / 14,193.03-19,587.92-7,820.28

Finding the Fourth Proportional to 14,193.03, 19,587.92 and 7,820.28

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Solution

The fourth proportional to 14,193.03, 19,587.92 and 7,820.28 is: 10,792.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,193.03 : 19,587.92 = 7,820.28 : x
  2. Step 2: Convert to fraction form
    14,193.03/19,587.92 = 7,820.28/x
  3. Step 3: Cross multiply
    14,193.03x = 19,587.92 × 7,820.28
  4. Step 4: Simplify right side
    14,193.03x = 153,182,989.60
  5. Step 5: Solve for x
    x = 153,182,989.60/14,193.03
  6. Step 6: Final answer
    x = 10,792.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.