Home / 17,017.32-23,501.84-15,162.02

Finding the Fourth Proportional to 17,017.32, 23,501.84 and 15,162.02

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Solution

The fourth proportional to 17,017.32, 23,501.84 and 15,162.02 is: 20,939.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,017.32 : 23,501.84 = 15,162.02 : x
  2. Step 2: Convert to fraction form
    17,017.32/23,501.84 = 15,162.02/x
  3. Step 3: Cross multiply
    17,017.32x = 23,501.84 × 15,162.02
  4. Step 4: Simplify right side
    17,017.32x = 356,335,368.12
  5. Step 5: Solve for x
    x = 356,335,368.12/17,017.32
  6. Step 6: Final answer
    x = 20,939.57

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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.