Home / 30,950.55-42,614.64-27,312.84

Finding the Fourth Proportional to 30,950.55, 42,614.64 and 27,312.84

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Solution

The fourth proportional to 30,950.55, 42,614.64 and 27,312.84 is: 37,606.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,950.55 : 42,614.64 = 27,312.84 : x
  2. Step 2: Convert to fraction form
    30,950.55/42,614.64 = 27,312.84/x
  3. Step 3: Cross multiply
    30,950.55x = 42,614.64 × 27,312.84
  4. Step 4: Simplify right side
    30,950.55x = 1,163,926,843.98
  5. Step 5: Solve for x
    x = 1,163,926,843.98/30,950.55
  6. Step 6: Final answer
    x = 37,606.01

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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.