Home / 19,071.23-28,595.25-8,539.29

Finding the Fourth Proportional to 19,071.23, 28,595.25 and 8,539.29

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Solution

The fourth proportional to 19,071.23, 28,595.25 and 8,539.29 is: 12,803.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,071.23 : 28,595.25 = 8,539.29 : x
  2. Step 2: Convert to fraction form
    19,071.23/28,595.25 = 8,539.29/x
  3. Step 3: Cross multiply
    19,071.23x = 28,595.25 × 8,539.29
  4. Step 4: Simplify right side
    19,071.23x = 244,183,132.37
  5. Step 5: Solve for x
    x = 244,183,132.37/19,071.23
  6. Step 6: Final answer
    x = 12,803.75

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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.