Home / 25,622.84-38,431.08-6,904.34

Finding the Fourth Proportional to 25,622.84, 38,431.08 and 6,904.34

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Solution

The fourth proportional to 25,622.84, 38,431.08 and 6,904.34 is: 10,355.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,622.84 : 38,431.08 = 6,904.34 : x
  2. Step 2: Convert to fraction form
    25,622.84/38,431.08 = 6,904.34/x
  3. Step 3: Cross multiply
    25,622.84x = 38,431.08 × 6,904.34
  4. Step 4: Simplify right side
    25,622.84x = 265,341,242.89
  5. Step 5: Solve for x
    x = 265,341,242.89/25,622.84
  6. Step 6: Final answer
    x = 10,355.65

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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.