Home / 30,316.23-45,446.22-15,492.47

Finding the Fourth Proportional to 30,316.23, 45,446.22 and 15,492.47

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Solution

The fourth proportional to 30,316.23, 45,446.22 and 15,492.47 is: 23,224.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,316.23 : 45,446.22 = 15,492.47 : x
  2. Step 2: Convert to fraction form
    30,316.23/45,446.22 = 15,492.47/x
  3. Step 3: Cross multiply
    30,316.23x = 45,446.22 × 15,492.47
  4. Step 4: Simplify right side
    30,316.23x = 704,073,972.73
  5. Step 5: Solve for x
    x = 704,073,972.73/30,316.23
  6. Step 6: Final answer
    x = 23,224.32

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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.