Home / 30,987.34-46,491.54-11,267.48

Finding the Fourth Proportional to 30,987.34, 46,491.54 and 11,267.48

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Solution

The fourth proportional to 30,987.34, 46,491.54 and 11,267.48 is: 16,905.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,987.34 : 46,491.54 = 11,267.48 : x
  2. Step 2: Convert to fraction form
    30,987.34/46,491.54 = 11,267.48/x
  3. Step 3: Cross multiply
    30,987.34x = 46,491.54 × 11,267.48
  4. Step 4: Simplify right side
    30,987.34x = 523,842,497.12
  5. Step 5: Solve for x
    x = 523,842,497.12/30,987.34
  6. Step 6: Final answer
    x = 16,905.05

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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.