Home / 46,938-64,764.36-27,823.80

Finding the Fourth Proportional to 46,938, 64,764.36 and 27,823.80

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Solution

The fourth proportional to 46,938, 64,764.36 and 27,823.80 is: 38,390.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,938 : 64,764.36 = 27,823.80 : x
  2. Step 2: Convert to fraction form
    46,938/64,764.36 = 27,823.80/x
  3. Step 3: Cross multiply
    46,938x = 64,764.36 × 27,823.80
  4. Step 4: Simplify right side
    46,938x = 1,801,990,599.77
  5. Step 5: Solve for x
    x = 1,801,990,599.77/46,938
  6. Step 6: Final answer
    x = 38,390.87

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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.