Home / 30,081.58-45,092.63-14,258.84

Finding the Fourth Proportional to 30,081.58, 45,092.63 and 14,258.84

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Solution

The fourth proportional to 30,081.58, 45,092.63 and 14,258.84 is: 21,374.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,081.58 : 45,092.63 = 14,258.84 : x
  2. Step 2: Convert to fraction form
    30,081.58/45,092.63 = 14,258.84/x
  3. Step 3: Cross multiply
    30,081.58x = 45,092.63 × 14,258.84
  4. Step 4: Simplify right side
    30,081.58x = 642,968,406.53
  5. Step 5: Solve for x
    x = 642,968,406.53/30,081.58
  6. Step 6: Final answer
    x = 21,374.16

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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.