Home / 40,464.32-60,678.27-15,486.89

Finding the Fourth Proportional to 40,464.32, 60,678.27 and 15,486.89

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Solution

The fourth proportional to 40,464.32, 60,678.27 and 15,486.89 is: 23,223.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,464.32 : 60,678.27 = 15,486.89 : x
  2. Step 2: Convert to fraction form
    40,464.32/60,678.27 = 15,486.89/x
  3. Step 3: Cross multiply
    40,464.32x = 60,678.27 × 15,486.89
  4. Step 4: Simplify right side
    40,464.32x = 939,717,389.49
  5. Step 5: Solve for x
    x = 939,717,389.49/40,464.32
  6. Step 6: Final answer
    x = 23,223.36

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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.