Home / 50,928.84-70,281.56-28,268.10

Finding the Fourth Proportional to 50,928.84, 70,281.56 and 28,268.10

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Solution

The fourth proportional to 50,928.84, 70,281.56 and 28,268.10 is: 39,009.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,928.84 : 70,281.56 = 28,268.10 : x
  2. Step 2: Convert to fraction form
    50,928.84/70,281.56 = 28,268.10/x
  3. Step 3: Cross multiply
    50,928.84x = 70,281.56 × 28,268.10
  4. Step 4: Simplify right side
    50,928.84x = 1,986,726,024.90
  5. Step 5: Solve for x
    x = 1,986,726,024.90/50,928.84
  6. Step 6: Final answer
    x = 39,009.84

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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.