Home / 30,291.21-45,456.25-14,700.33

Finding the Fourth Proportional to 30,291.21, 45,456.25 and 14,700.33

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Solution

The fourth proportional to 30,291.21, 45,456.25 and 14,700.33 is: 22,059.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,291.21 : 45,456.25 = 14,700.33 : x
  2. Step 2: Convert to fraction form
    30,291.21/45,456.25 = 14,700.33/x
  3. Step 3: Cross multiply
    30,291.21x = 45,456.25 × 14,700.33
  4. Step 4: Simplify right side
    30,291.21x = 668,221,875.56
  5. Step 5: Solve for x
    x = 668,221,875.56/30,291.21
  6. Step 6: Final answer
    x = 22,059.93

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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.