Home / 19,231.10-28,846.65-10,483.10

Finding the Fourth Proportional to 19,231.10, 28,846.65 and 10,483.10

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Solution

The fourth proportional to 19,231.10, 28,846.65 and 10,483.10 is: 15,724.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,231.10 : 28,846.65 = 10,483.10 : x
  2. Step 2: Convert to fraction form
    19,231.10/28,846.65 = 10,483.10/x
  3. Step 3: Cross multiply
    19,231.10x = 28,846.65 × 10,483.10
  4. Step 4: Simplify right side
    19,231.10x = 302,402,316.62
  5. Step 5: Solve for x
    x = 302,402,316.62/19,231.10
  6. Step 6: Final answer
    x = 15,724.65

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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.