Home / 31,529.12-47,269.98-14,879.67

Finding the Fourth Proportional to 31,529.12, 47,269.98 and 14,879.67

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Solution

The fourth proportional to 31,529.12, 47,269.98 and 14,879.67 is: 22,308.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,529.12 : 47,269.98 = 14,879.67 : x
  2. Step 2: Convert to fraction form
    31,529.12/47,269.98 = 14,879.67/x
  3. Step 3: Cross multiply
    31,529.12x = 47,269.98 × 14,879.67
  4. Step 4: Simplify right side
    31,529.12x = 703,361,526.04
  5. Step 5: Solve for x
    x = 703,361,526.04/31,529.12
  6. Step 6: Final answer
    x = 22,308.32

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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.