Home / 46,314.61-63,878.90-39,865.22

Finding the Fourth Proportional to 46,314.61, 63,878.90 and 39,865.22

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Solution

The fourth proportional to 46,314.61, 63,878.90 and 39,865.22 is: 54,983.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,314.61 : 63,878.90 = 39,865.22 : x
  2. Step 2: Convert to fraction form
    46,314.61/63,878.90 = 39,865.22/x
  3. Step 3: Cross multiply
    46,314.61x = 63,878.90 × 39,865.22
  4. Step 4: Simplify right side
    46,314.61x = 2,546,546,163.36
  5. Step 5: Solve for x
    x = 2,546,546,163.36/46,314.61
  6. Step 6: Final answer
    x = 54,983.65

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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.