Home / 28,967.22-43,445.16-14,161.23

Finding the Fourth Proportional to 28,967.22, 43,445.16 and 14,161.23

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Solution

The fourth proportional to 28,967.22, 43,445.16 and 14,161.23 is: 21,239.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,967.22 : 43,445.16 = 14,161.23 : x
  2. Step 2: Convert to fraction form
    28,967.22/43,445.16 = 14,161.23/x
  3. Step 3: Cross multiply
    28,967.22x = 43,445.16 × 14,161.23
  4. Step 4: Simplify right side
    28,967.22x = 615,236,903.15
  5. Step 5: Solve for x
    x = 615,236,903.15/28,967.22
  6. Step 6: Final answer
    x = 21,239.07

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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.