Home / 19,038.08-28,559.06-6,556.48

Finding the Fourth Proportional to 19,038.08, 28,559.06 and 6,556.48

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Solution

The fourth proportional to 19,038.08, 28,559.06 and 6,556.48 is: 9,835.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,038.08 : 28,559.06 = 6,556.48 : x
  2. Step 2: Convert to fraction form
    19,038.08/28,559.06 = 6,556.48/x
  3. Step 3: Cross multiply
    19,038.08x = 28,559.06 × 6,556.48
  4. Step 4: Simplify right side
    19,038.08x = 187,246,730.13
  5. Step 5: Solve for x
    x = 187,246,730.13/19,038.08
  6. Step 6: Final answer
    x = 9,835.38

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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.