Home / 40,271.37-60,416.51-12,191.64

Finding the Fourth Proportional to 40,271.37, 60,416.51 and 12,191.64

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Solution

The fourth proportional to 40,271.37, 60,416.51 and 12,191.64 is: 18,290.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,271.37 : 60,416.51 = 12,191.64 : x
  2. Step 2: Convert to fraction form
    40,271.37/60,416.51 = 12,191.64/x
  3. Step 3: Cross multiply
    40,271.37x = 60,416.51 × 12,191.64
  4. Step 4: Simplify right side
    40,271.37x = 736,576,279.02
  5. Step 5: Solve for x
    x = 736,576,279.02/40,271.37
  6. Step 6: Final answer
    x = 18,290.32

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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.