Home / 46,998.20-64,835.16-28,131.68

Finding the Fourth Proportional to 46,998.20, 64,835.16 and 28,131.68

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Solution

The fourth proportional to 46,998.20, 64,835.16 and 28,131.68 is: 38,808.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,998.20 : 64,835.16 = 28,131.68 : x
  2. Step 2: Convert to fraction form
    46,998.20/64,835.16 = 28,131.68/x
  3. Step 3: Cross multiply
    46,998.20x = 64,835.16 × 28,131.68
  4. Step 4: Simplify right side
    46,998.20x = 1,823,921,973.87
  5. Step 5: Solve for x
    x = 1,823,921,973.87/46,998.20
  6. Step 6: Final answer
    x = 38,808.34

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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.