Home / 13,795.02-19,026.45-9,311.67

Finding the Fourth Proportional to 13,795.02, 19,026.45 and 9,311.67

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Solution

The fourth proportional to 13,795.02, 19,026.45 and 9,311.67 is: 12,842.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,795.02 : 19,026.45 = 9,311.67 : x
  2. Step 2: Convert to fraction form
    13,795.02/19,026.45 = 9,311.67/x
  3. Step 3: Cross multiply
    13,795.02x = 19,026.45 × 9,311.67
  4. Step 4: Simplify right side
    13,795.02x = 177,168,023.67
  5. Step 5: Solve for x
    x = 177,168,023.67/13,795.02
  6. Step 6: Final answer
    x = 12,842.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.