Home / 17,117.60-23,623.76-10,045.20

Finding the Fourth Proportional to 17,117.60, 23,623.76 and 10,045.20

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Solution

The fourth proportional to 17,117.60, 23,623.76 and 10,045.20 is: 13,863.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,117.60 : 23,623.76 = 10,045.20 : x
  2. Step 2: Convert to fraction form
    17,117.60/23,623.76 = 10,045.20/x
  3. Step 3: Cross multiply
    17,117.60x = 23,623.76 × 10,045.20
  4. Step 4: Simplify right side
    17,117.60x = 237,305,393.95
  5. Step 5: Solve for x
    x = 237,305,393.95/17,117.60
  6. Step 6: Final answer
    x = 13,863.24

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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.