Home / 30,573.24-45,861.23-8,386.13

Finding the Fourth Proportional to 30,573.24, 45,861.23 and 8,386.13

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Solution

The fourth proportional to 30,573.24, 45,861.23 and 8,386.13 is: 12,579.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,573.24 : 45,861.23 = 8,386.13 : x
  2. Step 2: Convert to fraction form
    30,573.24/45,861.23 = 8,386.13/x
  3. Step 3: Cross multiply
    30,573.24x = 45,861.23 × 8,386.13
  4. Step 4: Simplify right side
    30,573.24x = 384,598,236.74
  5. Step 5: Solve for x
    x = 384,598,236.74/30,573.24
  6. Step 6: Final answer
    x = 12,579.57

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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.