Home / 38,670.75-58,009.50-10,968.75

Finding the Fourth Proportional to 38,670.75, 58,009.50 and 10,968.75

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Solution

The fourth proportional to 38,670.75, 58,009.50 and 10,968.75 is: 16,454.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,670.75 : 58,009.50 = 10,968.75 : x
  2. Step 2: Convert to fraction form
    38,670.75/58,009.50 = 10,968.75/x
  3. Step 3: Cross multiply
    38,670.75x = 58,009.50 × 10,968.75
  4. Step 4: Simplify right side
    38,670.75x = 636,291,703.13
  5. Step 5: Solve for x
    x = 636,291,703.13/38,670.75
  6. Step 6: Final answer
    x = 16,454.08

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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.