Home / 19,702.04-27,188.60-10,749.92

Finding the Fourth Proportional to 19,702.04, 27,188.60 and 10,749.92

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Solution

The fourth proportional to 19,702.04, 27,188.60 and 10,749.92 is: 14,834.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,702.04 : 27,188.60 = 10,749.92 : x
  2. Step 2: Convert to fraction form
    19,702.04/27,188.60 = 10,749.92/x
  3. Step 3: Cross multiply
    19,702.04x = 27,188.60 × 10,749.92
  4. Step 4: Simplify right side
    19,702.04x = 292,275,085.22
  5. Step 5: Solve for x
    x = 292,275,085.22/19,702.04
  6. Step 6: Final answer
    x = 14,834.77

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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.