Home / 50,808.48-70,106.64-28,448.16

Finding the Fourth Proportional to 50,808.48, 70,106.64 and 28,448.16

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Solution

The fourth proportional to 50,808.48, 70,106.64 and 28,448.16 is: 39,253.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,808.48 : 70,106.64 = 28,448.16 : x
  2. Step 2: Convert to fraction form
    50,808.48/70,106.64 = 28,448.16/x
  3. Step 3: Cross multiply
    50,808.48x = 70,106.64 × 28,448.16
  4. Step 4: Simplify right side
    50,808.48x = 1,994,404,911.78
  5. Step 5: Solve for x
    x = 1,994,404,911.78/50,808.48
  6. Step 6: Final answer
    x = 39,253.39

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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.