Home / 23,680.12-32,678.66-13,070.44

Finding the Fourth Proportional to 23,680.12, 32,678.66 and 13,070.44

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Solution

The fourth proportional to 23,680.12, 32,678.66 and 13,070.44 is: 18,037.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,680.12 : 32,678.66 = 13,070.44 : x
  2. Step 2: Convert to fraction form
    23,680.12/32,678.66 = 13,070.44/x
  3. Step 3: Cross multiply
    23,680.12x = 32,678.66 × 13,070.44
  4. Step 4: Simplify right side
    23,680.12x = 427,124,464.81
  5. Step 5: Solve for x
    x = 427,124,464.81/23,680.12
  6. Step 6: Final answer
    x = 18,037.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.