Home / 16,430.85-24,648.98-9,038.79

Finding the Fourth Proportional to 16,430.85, 24,648.98 and 9,038.79

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Solution

The fourth proportional to 16,430.85, 24,648.98 and 9,038.79 is: 13,559.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,430.85 : 24,648.98 = 9,038.79 : x
  2. Step 2: Convert to fraction form
    16,430.85/24,648.98 = 9,038.79/x
  3. Step 3: Cross multiply
    16,430.85x = 24,648.98 × 9,038.79
  4. Step 4: Simplify right side
    16,430.85x = 222,796,908.74
  5. Step 5: Solve for x
    x = 222,796,908.74/16,430.85
  6. Step 6: Final answer
    x = 13,559.67

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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.