Home / 18,772.04-28,159.58-6,292.17

Finding the Fourth Proportional to 18,772.04, 28,159.58 and 6,292.17

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Solution

The fourth proportional to 18,772.04, 28,159.58 and 6,292.17 is: 9,438.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,772.04 : 28,159.58 = 6,292.17 : x
  2. Step 2: Convert to fraction form
    18,772.04/28,159.58 = 6,292.17/x
  3. Step 3: Cross multiply
    18,772.04x = 28,159.58 × 6,292.17
  4. Step 4: Simplify right side
    18,772.04x = 177,184,864.49
  5. Step 5: Solve for x
    x = 177,184,864.49/18,772.04
  6. Step 6: Final answer
    x = 9,438.76

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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.