Home / 46,678.56-64,398.07-28,742.46

Finding the Fourth Proportional to 46,678.56, 64,398.07 and 28,742.46

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Solution

The fourth proportional to 46,678.56, 64,398.07 and 28,742.46 is: 39,653.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,678.56 : 64,398.07 = 28,742.46 : x
  2. Step 2: Convert to fraction form
    46,678.56/64,398.07 = 28,742.46/x
  3. Step 3: Cross multiply
    46,678.56x = 64,398.07 × 28,742.46
  4. Step 4: Simplify right side
    46,678.56x = 1,850,958,951.05
  5. Step 5: Solve for x
    x = 1,850,958,951.05/46,678.56
  6. Step 6: Final answer
    x = 39,653.30

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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.