Home / 19,020-28,529.46-5,870.46

Finding the Fourth Proportional to 19,020, 28,529.46 and 5,870.46

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Solution

The fourth proportional to 19,020, 28,529.46 and 5,870.46 is: 8,805.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,020 : 28,529.46 = 5,870.46 : x
  2. Step 2: Convert to fraction form
    19,020/28,529.46 = 5,870.46/x
  3. Step 3: Cross multiply
    19,020x = 28,529.46 × 5,870.46
  4. Step 4: Simplify right side
    19,020x = 167,481,053.75
  5. Step 5: Solve for x
    x = 167,481,053.75/19,020
  6. Step 6: Final answer
    x = 8,805.52

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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.