Home / 16,953.30-23,394.53-9,399.18

Finding the Fourth Proportional to 16,953.30, 23,394.53 and 9,399.18

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Solution

The fourth proportional to 16,953.30, 23,394.53 and 9,399.18 is: 12,970.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,953.30 : 23,394.53 = 9,399.18 : x
  2. Step 2: Convert to fraction form
    16,953.30/23,394.53 = 9,399.18/x
  3. Step 3: Cross multiply
    16,953.30x = 23,394.53 × 9,399.18
  4. Step 4: Simplify right side
    16,953.30x = 219,889,509.71
  5. Step 5: Solve for x
    x = 219,889,509.71/16,953.30
  6. Step 6: Final answer
    x = 12,970.31

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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.