Home / 37,868.49-52,238.64-28,900.41

Finding the Fourth Proportional to 37,868.49, 52,238.64 and 28,900.41

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Solution

The fourth proportional to 37,868.49, 52,238.64 and 28,900.41 is: 39,867.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,868.49 : 52,238.64 = 28,900.41 : x
  2. Step 2: Convert to fraction form
    37,868.49/52,238.64 = 28,900.41/x
  3. Step 3: Cross multiply
    37,868.49x = 52,238.64 × 28,900.41
  4. Step 4: Simplify right side
    37,868.49x = 1,509,718,113.84
  5. Step 5: Solve for x
    x = 1,509,718,113.84/37,868.49
  6. Step 6: Final answer
    x = 39,867.40

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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.