Home / 13,429.51-18,532.74-7,461.24

Finding the Fourth Proportional to 13,429.51, 18,532.74 and 7,461.24

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Solution

The fourth proportional to 13,429.51, 18,532.74 and 7,461.24 is: 10,296.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,429.51 : 18,532.74 = 7,461.24 : x
  2. Step 2: Convert to fraction form
    13,429.51/18,532.74 = 7,461.24/x
  3. Step 3: Cross multiply
    13,429.51x = 18,532.74 × 7,461.24
  4. Step 4: Simplify right side
    13,429.51x = 138,277,221.00
  5. Step 5: Solve for x
    x = 138,277,221.00/13,429.51
  6. Step 6: Final answer
    x = 10,296.52

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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.