Home / 13,811.08-19,053.22-9,333.18

Finding the Fourth Proportional to 13,811.08, 19,053.22 and 9,333.18

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Solution

The fourth proportional to 13,811.08, 19,053.22 and 9,333.18 is: 12,875.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,811.08 : 19,053.22 = 9,333.18 : x
  2. Step 2: Convert to fraction form
    13,811.08/19,053.22 = 9,333.18/x
  3. Step 3: Cross multiply
    13,811.08x = 19,053.22 × 9,333.18
  4. Step 4: Simplify right side
    13,811.08x = 177,827,131.84
  5. Step 5: Solve for x
    x = 177,827,131.84/13,811.08
  6. Step 6: Final answer
    x = 12,875.69

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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.