Home / 12,528.63-18,795.21-6,292.95

Finding the Fourth Proportional to 12,528.63, 18,795.21 and 6,292.95

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Solution

The fourth proportional to 12,528.63, 18,795.21 and 6,292.95 is: 9,440.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,528.63 : 18,795.21 = 6,292.95 : x
  2. Step 2: Convert to fraction form
    12,528.63/18,795.21 = 6,292.95/x
  3. Step 3: Cross multiply
    12,528.63x = 18,795.21 × 6,292.95
  4. Step 4: Simplify right side
    12,528.63x = 118,277,316.77
  5. Step 5: Solve for x
    x = 118,277,316.77/12,528.63
  6. Step 6: Final answer
    x = 9,440.56

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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.