Home / 50,002.48-69,011.84-28,777.84

Finding the Fourth Proportional to 50,002.48, 69,011.84 and 28,777.84

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Solution

The fourth proportional to 50,002.48, 69,011.84 and 28,777.84 is: 39,718.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,002.48 : 69,011.84 = 28,777.84 : x
  2. Step 2: Convert to fraction form
    50,002.48/69,011.84 = 28,777.84/x
  3. Step 3: Cross multiply
    50,002.48x = 69,011.84 × 28,777.84
  4. Step 4: Simplify right side
    50,002.48x = 1,986,011,689.63
  5. Step 5: Solve for x
    x = 1,986,011,689.63/50,002.48
  6. Step 6: Final answer
    x = 39,718.26

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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.