Home / 31,498.32-47,246.64-12,773.34

Finding the Fourth Proportional to 31,498.32, 47,246.64 and 12,773.34

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Solution

The fourth proportional to 31,498.32, 47,246.64 and 12,773.34 is: 19,159.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,498.32 : 47,246.64 = 12,773.34 : x
  2. Step 2: Convert to fraction form
    31,498.32/47,246.64 = 12,773.34/x
  3. Step 3: Cross multiply
    31,498.32x = 47,246.64 × 12,773.34
  4. Step 4: Simplify right side
    31,498.32x = 603,497,396.58
  5. Step 5: Solve for x
    x = 603,497,396.58/31,498.32
  6. Step 6: Final answer
    x = 19,159.67

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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.