Home / 13,527.15-20,292.34-4,762.95

Finding the Fourth Proportional to 13,527.15, 20,292.34 and 4,762.95

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Solution

The fourth proportional to 13,527.15, 20,292.34 and 4,762.95 is: 7,144.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,527.15 : 20,292.34 = 4,762.95 : x
  2. Step 2: Convert to fraction form
    13,527.15/20,292.34 = 4,762.95/x
  3. Step 3: Cross multiply
    13,527.15x = 20,292.34 × 4,762.95
  4. Step 4: Simplify right side
    13,527.15x = 96,651,400.80
  5. Step 5: Solve for x
    x = 96,651,400.80/13,527.15
  6. Step 6: Final answer
    x = 7,144.99

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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.