Home / 19,030.25-28,537.09-9,037.87

Finding the Fourth Proportional to 19,030.25, 28,537.09 and 9,037.87

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Solution

The fourth proportional to 19,030.25, 28,537.09 and 9,037.87 is: 13,552.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,030.25 : 28,537.09 = 9,037.87 : x
  2. Step 2: Convert to fraction form
    19,030.25/28,537.09 = 9,037.87/x
  3. Step 3: Cross multiply
    19,030.25x = 28,537.09 × 9,037.87
  4. Step 4: Simplify right side
    19,030.25x = 257,914,509.60
  5. Step 5: Solve for x
    x = 257,914,509.60/19,030.25
  6. Step 6: Final answer
    x = 13,552.87

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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.