Home / 25,830.42-38,746.08-7,110.36

Finding the Fourth Proportional to 25,830.42, 38,746.08 and 7,110.36

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Solution

The fourth proportional to 25,830.42, 38,746.08 and 7,110.36 is: 10,665.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,830.42 : 38,746.08 = 7,110.36 : x
  2. Step 2: Convert to fraction form
    25,830.42/38,746.08 = 7,110.36/x
  3. Step 3: Cross multiply
    25,830.42x = 38,746.08 × 7,110.36
  4. Step 4: Simplify right side
    25,830.42x = 275,498,577.39
  5. Step 5: Solve for x
    x = 275,498,577.39/25,830.42
  6. Step 6: Final answer
    x = 10,665.66

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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.