Home / 38,338.04-57,490.63-13,370.67

Finding the Fourth Proportional to 38,338.04, 57,490.63 and 13,370.67

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Solution

The fourth proportional to 38,338.04, 57,490.63 and 13,370.67 is: 20,050.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,338.04 : 57,490.63 = 13,370.67 : x
  2. Step 2: Convert to fraction form
    38,338.04/57,490.63 = 13,370.67/x
  3. Step 3: Cross multiply
    38,338.04x = 57,490.63 × 13,370.67
  4. Step 4: Simplify right side
    38,338.04x = 768,688,208.40
  5. Step 5: Solve for x
    x = 768,688,208.40/38,338.04
  6. Step 6: Final answer
    x = 20,050.27

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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.