Home / 19,116-26,380.08-10,732.68

Finding the Fourth Proportional to 19,116, 26,380.08 and 10,732.68

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Solution

The fourth proportional to 19,116, 26,380.08 and 10,732.68 is: 14,811.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,116 : 26,380.08 = 10,732.68 : x
  2. Step 2: Convert to fraction form
    19,116/26,380.08 = 10,732.68/x
  3. Step 3: Cross multiply
    19,116x = 26,380.08 × 10,732.68
  4. Step 4: Simplify right side
    19,116x = 283,128,957.01
  5. Step 5: Solve for x
    x = 283,128,957.01/19,116
  6. Step 6: Final answer
    x = 14,811.10

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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.