Home / 30,070.41-41,516.01-19,319.64

Finding the Fourth Proportional to 30,070.41, 41,516.01 and 19,319.64

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Solution

The fourth proportional to 30,070.41, 41,516.01 and 19,319.64 is: 26,673.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,070.41 : 41,516.01 = 19,319.64 : x
  2. Step 2: Convert to fraction form
    30,070.41/41,516.01 = 19,319.64/x
  3. Step 3: Cross multiply
    30,070.41x = 41,516.01 × 19,319.64
  4. Step 4: Simplify right side
    30,070.41x = 802,074,367.44
  5. Step 5: Solve for x
    x = 802,074,367.44/30,070.41
  6. Step 6: Final answer
    x = 26,673.21

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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.