Home / 17,018.76-23,486.30-9,465.40

Finding the Fourth Proportional to 17,018.76, 23,486.30 and 9,465.40

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Solution

The fourth proportional to 17,018.76, 23,486.30 and 9,465.40 is: 13,062.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,018.76 : 23,486.30 = 9,465.40 : x
  2. Step 2: Convert to fraction form
    17,018.76/23,486.30 = 9,465.40/x
  3. Step 3: Cross multiply
    17,018.76x = 23,486.30 × 9,465.40
  4. Step 4: Simplify right side
    17,018.76x = 222,307,224.02
  5. Step 5: Solve for x
    x = 222,307,224.02/17,018.76
  6. Step 6: Final answer
    x = 13,062.48

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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.