Home / 19,113.03-28,656.45-9,734.90

Finding the Fourth Proportional to 19,113.03, 28,656.45 and 9,734.90

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Solution

The fourth proportional to 19,113.03, 28,656.45 and 9,734.90 is: 14,595.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,113.03 : 28,656.45 = 9,734.90 : x
  2. Step 2: Convert to fraction form
    19,113.03/28,656.45 = 9,734.90/x
  3. Step 3: Cross multiply
    19,113.03x = 28,656.45 × 9,734.90
  4. Step 4: Simplify right side
    19,113.03x = 278,967,531.82
  5. Step 5: Solve for x
    x = 278,967,531.82/19,113.03
  6. Step 6: Final answer
    x = 14,595.67

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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.