Home / 28,836.22-43,216.65-14,784.34

Finding the Fourth Proportional to 28,836.22, 43,216.65 and 14,784.34

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Solution

The fourth proportional to 28,836.22, 43,216.65 and 14,784.34 is: 22,157.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,836.22 : 43,216.65 = 14,784.34 : x
  2. Step 2: Convert to fraction form
    28,836.22/43,216.65 = 14,784.34/x
  3. Step 3: Cross multiply
    28,836.22x = 43,216.65 × 14,784.34
  4. Step 4: Simplify right side
    28,836.22x = 638,929,647.26
  5. Step 5: Solve for x
    x = 638,929,647.26/28,836.22
  6. Step 6: Final answer
    x = 22,157.19

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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.