Home / 28,835.22-43,215.15-14,783.34

Finding the Fourth Proportional to 28,835.22, 43,215.15 and 14,783.34

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Solution

The fourth proportional to 28,835.22, 43,215.15 and 14,783.34 is: 22,155.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,835.22 : 43,215.15 = 14,783.34 : x
  2. Step 2: Convert to fraction form
    28,835.22/43,215.15 = 14,783.34/x
  3. Step 3: Cross multiply
    28,835.22x = 43,215.15 × 14,783.34
  4. Step 4: Simplify right side
    28,835.22x = 638,864,255.60
  5. Step 5: Solve for x
    x = 638,864,255.60/28,835.22
  6. Step 6: Final answer
    x = 22,155.69

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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.