Home / 38,770.61-58,159.92-10,690.67

Finding the Fourth Proportional to 38,770.61, 58,159.92 and 10,690.67

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Solution

The fourth proportional to 38,770.61, 58,159.92 and 10,690.67 is: 16,037.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,770.61 : 58,159.92 = 10,690.67 : x
  2. Step 2: Convert to fraction form
    38,770.61/58,159.92 = 10,690.67/x
  3. Step 3: Cross multiply
    38,770.61x = 58,159.92 × 10,690.67
  4. Step 4: Simplify right side
    38,770.61x = 621,768,615.65
  5. Step 5: Solve for x
    x = 621,768,615.65/38,770.61
  6. Step 6: Final answer
    x = 16,037.11

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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.