Home / 27,120.51-40,688.10-24,517.98

Finding the Fourth Proportional to 27,120.51, 40,688.10 and 24,517.98

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Solution

The fourth proportional to 27,120.51, 40,688.10 and 24,517.98 is: 36,783.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,120.51 : 40,688.10 = 24,517.98 : x
  2. Step 2: Convert to fraction form
    27,120.51/40,688.10 = 24,517.98/x
  3. Step 3: Cross multiply
    27,120.51x = 40,688.10 × 24,517.98
  4. Step 4: Simplify right side
    27,120.51x = 997,590,022.04
  5. Step 5: Solve for x
    x = 997,590,022.04/27,120.51
  6. Step 6: Final answer
    x = 36,783.60

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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.