Home / 34,446.96-51,681.94-13,387.67

Finding the Fourth Proportional to 34,446.96, 51,681.94 and 13,387.67

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Solution

The fourth proportional to 34,446.96, 51,681.94 and 13,387.67 is: 20,085.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,446.96 : 51,681.94 = 13,387.67 : x
  2. Step 2: Convert to fraction form
    34,446.96/51,681.94 = 13,387.67/x
  3. Step 3: Cross multiply
    34,446.96x = 51,681.94 × 13,387.67
  4. Step 4: Simplify right side
    34,446.96x = 691,900,853.42
  5. Step 5: Solve for x
    x = 691,900,853.42/34,446.96
  6. Step 6: Final answer
    x = 20,085.98

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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.