Home / 37,927.04-52,338.86-20,931.42

Finding the Fourth Proportional to 37,927.04, 52,338.86 and 20,931.42

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Solution

The fourth proportional to 37,927.04, 52,338.86 and 20,931.42 is: 28,885.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,927.04 : 52,338.86 = 20,931.42 : x
  2. Step 2: Convert to fraction form
    37,927.04/52,338.86 = 20,931.42/x
  3. Step 3: Cross multiply
    37,927.04x = 52,338.86 × 20,931.42
  4. Step 4: Simplify right side
    37,927.04x = 1,095,526,660.98
  5. Step 5: Solve for x
    x = 1,095,526,660.98/37,927.04
  6. Step 6: Final answer
    x = 28,885.11

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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.