Home / 40,818.12-61,215.57-15,852.84

Finding the Fourth Proportional to 40,818.12, 61,215.57 and 15,852.84

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Solution

The fourth proportional to 40,818.12, 61,215.57 and 15,852.84 is: 23,774.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,818.12 : 61,215.57 = 15,852.84 : x
  2. Step 2: Convert to fraction form
    40,818.12/61,215.57 = 15,852.84/x
  3. Step 3: Cross multiply
    40,818.12x = 61,215.57 × 15,852.84
  4. Step 4: Simplify right side
    40,818.12x = 970,440,636.72
  5. Step 5: Solve for x
    x = 970,440,636.72/40,818.12
  6. Step 6: Final answer
    x = 23,774.75

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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.