Home / 14,590.96-20,216.84-14,275.67

Finding the Fourth Proportional to 14,590.96, 20,216.84 and 14,275.67

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Solution

The fourth proportional to 14,590.96, 20,216.84 and 14,275.67 is: 19,779.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,590.96 : 20,216.84 = 14,275.67 : x
  2. Step 2: Convert to fraction form
    14,590.96/20,216.84 = 14,275.67/x
  3. Step 3: Cross multiply
    14,590.96x = 20,216.84 × 14,275.67
  4. Step 4: Simplify right side
    14,590.96x = 288,608,946.70
  5. Step 5: Solve for x
    x = 288,608,946.70/14,590.96
  6. Step 6: Final answer
    x = 19,779.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.