Home / 36,688.23-55,068.80-16,971.21

Finding the Fourth Proportional to 36,688.23, 55,068.80 and 16,971.21

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Solution

The fourth proportional to 36,688.23, 55,068.80 and 16,971.21 is: 25,473.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,688.23 : 55,068.80 = 16,971.21 : x
  2. Step 2: Convert to fraction form
    36,688.23/55,068.80 = 16,971.21/x
  3. Step 3: Cross multiply
    36,688.23x = 55,068.80 × 16,971.21
  4. Step 4: Simplify right side
    36,688.23x = 934,584,084.39
  5. Step 5: Solve for x
    x = 934,584,084.39/36,688.23
  6. Step 6: Final answer
    x = 25,473.68

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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.