Home / 30,327.75-41,852.30-17,752.50

Finding the Fourth Proportional to 30,327.75, 41,852.30 and 17,752.50

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Solution

The fourth proportional to 30,327.75, 41,852.30 and 17,752.50 is: 24,498.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,327.75 : 41,852.30 = 17,752.50 : x
  2. Step 2: Convert to fraction form
    30,327.75/41,852.30 = 17,752.50/x
  3. Step 3: Cross multiply
    30,327.75x = 41,852.30 × 17,752.50
  4. Step 4: Simplify right side
    30,327.75x = 742,982,866.99
  5. Step 5: Solve for x
    x = 742,982,866.99/30,327.75
  6. Step 6: Final answer
    x = 24,498.45

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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.