Home / 19,304.84-28,957.28-7,617.75

Finding the Fourth Proportional to 19,304.84, 28,957.28 and 7,617.75

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Solution

The fourth proportional to 19,304.84, 28,957.28 and 7,617.75 is: 11,426.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,304.84 : 28,957.28 = 7,617.75 : x
  2. Step 2: Convert to fraction form
    19,304.84/28,957.28 = 7,617.75/x
  3. Step 3: Cross multiply
    19,304.84x = 28,957.28 × 7,617.75
  4. Step 4: Simplify right side
    19,304.84x = 220,589,281.63
  5. Step 5: Solve for x
    x = 220,589,281.63/19,304.84
  6. Step 6: Final answer
    x = 11,426.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.