Home / 37,927.82-52,339.41-20,931.84

Finding the Fourth Proportional to 37,927.82, 52,339.41 and 20,931.84

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Solution

The fourth proportional to 37,927.82, 52,339.41 and 20,931.84 is: 28,885.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,927.82 : 52,339.41 = 20,931.84 : x
  2. Step 2: Convert to fraction form
    37,927.82/52,339.41 = 20,931.84/x
  3. Step 3: Cross multiply
    37,927.82x = 52,339.41 × 20,931.84
  4. Step 4: Simplify right side
    37,927.82x = 1,095,560,155.81
  5. Step 5: Solve for x
    x = 1,095,560,155.81/37,927.82
  6. Step 6: Final answer
    x = 28,885.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.