Home / 46,641.96-64,399.05-28,742.58

Finding the Fourth Proportional to 46,641.96, 64,399.05 and 28,742.58

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Solution

The fourth proportional to 46,641.96, 64,399.05 and 28,742.58 is: 39,685.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,641.96 : 64,399.05 = 28,742.58 : x
  2. Step 2: Convert to fraction form
    46,641.96/64,399.05 = 28,742.58/x
  3. Step 3: Cross multiply
    46,641.96x = 64,399.05 × 28,742.58
  4. Step 4: Simplify right side
    46,641.96x = 1,850,994,846.55
  5. Step 5: Solve for x
    x = 1,850,994,846.55/46,641.96
  6. Step 6: Final answer
    x = 39,685.19

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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.