Home / 31,495.95-47,245.62-12,773.19

Finding the Fourth Proportional to 31,495.95, 47,245.62 and 12,773.19

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Solution

The fourth proportional to 31,495.95, 47,245.62 and 12,773.19 is: 19,160.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,495.95 : 47,245.62 = 12,773.19 : x
  2. Step 2: Convert to fraction form
    31,495.95/47,245.62 = 12,773.19/x
  3. Step 3: Cross multiply
    31,495.95x = 47,245.62 × 12,773.19
  4. Step 4: Simplify right side
    31,495.95x = 603,477,280.93
  5. Step 5: Solve for x
    x = 603,477,280.93/31,495.95
  6. Step 6: Final answer
    x = 19,160.47

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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.