Home / 23,680.41-32,678.80-13,070.04

Finding the Fourth Proportional to 23,680.41, 32,678.80 and 13,070.04

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Solution

The fourth proportional to 23,680.41, 32,678.80 and 13,070.04 is: 18,036.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,680.41 : 32,678.80 = 13,070.04 : x
  2. Step 2: Convert to fraction form
    23,680.41/32,678.80 = 13,070.04/x
  3. Step 3: Cross multiply
    23,680.41x = 32,678.80 × 13,070.04
  4. Step 4: Simplify right side
    23,680.41x = 427,113,059.76
  5. Step 5: Solve for x
    x = 427,113,059.76/23,680.41
  6. Step 6: Final answer
    x = 18,036.56

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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.