Home / 28,068.03-42,065.58-11,408.67

Finding the Fourth Proportional to 28,068.03, 42,065.58 and 11,408.67

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Solution

The fourth proportional to 28,068.03, 42,065.58 and 11,408.67 is: 17,098.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,068.03 : 42,065.58 = 11,408.67 : x
  2. Step 2: Convert to fraction form
    28,068.03/42,065.58 = 11,408.67/x
  3. Step 3: Cross multiply
    28,068.03x = 42,065.58 × 11,408.67
  4. Step 4: Simplify right side
    28,068.03x = 479,912,320.58
  5. Step 5: Solve for x
    x = 479,912,320.58/28,068.03
  6. Step 6: Final answer
    x = 17,098.18

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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.