Home / 40,389.33-60,596.36-20,681.84

Finding the Fourth Proportional to 40,389.33, 60,596.36 and 20,681.84

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Solution

The fourth proportional to 40,389.33, 60,596.36 and 20,681.84 is: 31,029.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,389.33 : 60,596.36 = 20,681.84 : x
  2. Step 2: Convert to fraction form
    40,389.33/60,596.36 = 20,681.84/x
  3. Step 3: Cross multiply
    40,389.33x = 60,596.36 × 20,681.84
  4. Step 4: Simplify right side
    40,389.33x = 1,253,243,815.71
  5. Step 5: Solve for x
    x = 1,253,243,815.71/40,389.33
  6. Step 6: Final answer
    x = 31,029.08

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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.