Home / 30,520.22-45,809.86-14,736.32

Finding the Fourth Proportional to 30,520.22, 45,809.86 and 14,736.32

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Solution

The fourth proportional to 30,520.22, 45,809.86 and 14,736.32 is: 22,118.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,520.22 : 45,809.86 = 14,736.32 : x
  2. Step 2: Convert to fraction form
    30,520.22/45,809.86 = 14,736.32/x
  3. Step 3: Cross multiply
    30,520.22x = 45,809.86 × 14,736.32
  4. Step 4: Simplify right side
    30,520.22x = 675,068,756.12
  5. Step 5: Solve for x
    x = 675,068,756.12/30,520.22
  6. Step 6: Final answer
    x = 22,118.74

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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.