Home / 16,964.40-23,386.29-11,913.24

Finding the Fourth Proportional to 16,964.40, 23,386.29 and 11,913.24

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Solution

The fourth proportional to 16,964.40, 23,386.29 and 11,913.24 is: 16,423.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,964.40 : 23,386.29 = 11,913.24 : x
  2. Step 2: Convert to fraction form
    16,964.40/23,386.29 = 11,913.24/x
  3. Step 3: Cross multiply
    16,964.40x = 23,386.29 × 11,913.24
  4. Step 4: Simplify right side
    16,964.40x = 278,606,485.48
  5. Step 5: Solve for x
    x = 278,606,485.48/16,964.40
  6. Step 6: Final answer
    x = 16,423.01

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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.