Home / 13,004.70-17,946.40-7,036.35

Finding the Fourth Proportional to 13,004.70, 17,946.40 and 7,036.35

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Solution

The fourth proportional to 13,004.70, 17,946.40 and 7,036.35 is: 9,710.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,004.70 : 17,946.40 = 7,036.35 : x
  2. Step 2: Convert to fraction form
    13,004.70/17,946.40 = 7,036.35/x
  3. Step 3: Cross multiply
    13,004.70x = 17,946.40 × 7,036.35
  4. Step 4: Simplify right side
    13,004.70x = 126,277,151.64
  5. Step 5: Solve for x
    x = 126,277,151.64/13,004.70
  6. Step 6: Final answer
    x = 9,710.12

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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.