Home / 40,091.37-60,134.88-15,130.82

Finding the Fourth Proportional to 40,091.37, 60,134.88 and 15,130.82

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Solution

The fourth proportional to 40,091.37, 60,134.88 and 15,130.82 is: 22,695.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,091.37 : 60,134.88 = 15,130.82 : x
  2. Step 2: Convert to fraction form
    40,091.37/60,134.88 = 15,130.82/x
  3. Step 3: Cross multiply
    40,091.37x = 60,134.88 × 15,130.82
  4. Step 4: Simplify right side
    40,091.37x = 909,889,668.67
  5. Step 5: Solve for x
    x = 909,889,668.67/40,091.37
  6. Step 6: Final answer
    x = 22,695.40

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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.