Home / 16,982.40-23,458.14-14,159.01

Finding the Fourth Proportional to 16,982.40, 23,458.14 and 14,159.01

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Solution

The fourth proportional to 16,982.40, 23,458.14 and 14,159.01 is: 19,558.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,982.40 : 23,458.14 = 14,159.01 : x
  2. Step 2: Convert to fraction form
    16,982.40/23,458.14 = 14,159.01/x
  3. Step 3: Cross multiply
    16,982.40x = 23,458.14 × 14,159.01
  4. Step 4: Simplify right side
    16,982.40x = 332,144,038.84
  5. Step 5: Solve for x
    x = 332,144,038.84/16,982.40
  6. Step 6: Final answer
    x = 19,558.13

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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.