Home / 14,059.08-19,400.93-8,090.95

Finding the Fourth Proportional to 14,059.08, 19,400.93 and 8,090.95

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Solution

The fourth proportional to 14,059.08, 19,400.93 and 8,090.95 is: 11,165.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,059.08 : 19,400.93 = 8,090.95 : x
  2. Step 2: Convert to fraction form
    14,059.08/19,400.93 = 8,090.95/x
  3. Step 3: Cross multiply
    14,059.08x = 19,400.93 × 8,090.95
  4. Step 4: Simplify right side
    14,059.08x = 156,971,974.81
  5. Step 5: Solve for x
    x = 156,971,974.81/14,059.08
  6. Step 6: Final answer
    x = 11,165.17

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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.