Home / 17,130.56-23,640.48-10,416.47

Finding the Fourth Proportional to 17,130.56, 23,640.48 and 10,416.47

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Solution

The fourth proportional to 17,130.56, 23,640.48 and 10,416.47 is: 14,374.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,130.56 : 23,640.48 = 10,416.47 : x
  2. Step 2: Convert to fraction form
    17,130.56/23,640.48 = 10,416.47/x
  3. Step 3: Cross multiply
    17,130.56x = 23,640.48 × 10,416.47
  4. Step 4: Simplify right side
    17,130.56x = 246,250,232.50
  5. Step 5: Solve for x
    x = 246,250,232.50/17,130.56
  6. Step 6: Final answer
    x = 14,374.91

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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.