Home / 16,682.72-23,041.05-11,368.31

Finding the Fourth Proportional to 16,682.72, 23,041.05 and 11,368.31

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Solution

The fourth proportional to 16,682.72, 23,041.05 and 11,368.31 is: 15,701.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,682.72 : 23,041.05 = 11,368.31 : x
  2. Step 2: Convert to fraction form
    16,682.72/23,041.05 = 11,368.31/x
  3. Step 3: Cross multiply
    16,682.72x = 23,041.05 × 11,368.31
  4. Step 4: Simplify right side
    16,682.72x = 261,937,799.13
  5. Step 5: Solve for x
    x = 261,937,799.13/16,682.72
  6. Step 6: Final answer
    x = 15,701.14

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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.