Home / 46,745.80-64,514.28-28,840.34

Finding the Fourth Proportional to 46,745.80, 64,514.28 and 28,840.34

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Solution

The fourth proportional to 46,745.80, 64,514.28 and 28,840.34 is: 39,802.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,745.80 : 64,514.28 = 28,840.34 : x
  2. Step 2: Convert to fraction form
    46,745.80/64,514.28 = 28,840.34/x
  3. Step 3: Cross multiply
    46,745.80x = 64,514.28 × 28,840.34
  4. Step 4: Simplify right side
    46,745.80x = 1,860,613,770.06
  5. Step 5: Solve for x
    x = 1,860,613,770.06/46,745.80
  6. Step 6: Final answer
    x = 39,802.80

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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.