Home / 31,573.08-47,347.22-11,840.88

Finding the Fourth Proportional to 31,573.08, 47,347.22 and 11,840.88

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Solution

The fourth proportional to 31,573.08, 47,347.22 and 11,840.88 is: 17,756.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,573.08 : 47,347.22 = 11,840.88 : x
  2. Step 2: Convert to fraction form
    31,573.08/47,347.22 = 11,840.88/x
  3. Step 3: Cross multiply
    31,573.08x = 47,347.22 × 11,840.88
  4. Step 4: Simplify right side
    31,573.08x = 560,632,750.35
  5. Step 5: Solve for x
    x = 560,632,750.35/31,573.08
  6. Step 6: Final answer
    x = 17,756.67

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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.