Home / 27,020.13-40,528.59-8,300.34

Finding the Fourth Proportional to 27,020.13, 40,528.59 and 8,300.34

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Solution

The fourth proportional to 27,020.13, 40,528.59 and 8,300.34 is: 12,450.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,020.13 : 40,528.59 = 8,300.34 : x
  2. Step 2: Convert to fraction form
    27,020.13/40,528.59 = 8,300.34/x
  3. Step 3: Cross multiply
    27,020.13x = 40,528.59 × 8,300.34
  4. Step 4: Simplify right side
    27,020.13x = 336,401,035.22
  5. Step 5: Solve for x
    x = 336,401,035.22/27,020.13
  6. Step 6: Final answer
    x = 12,450.02

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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.