Home / 17,605.19-26,412.10-5,125.32

Finding the Fourth Proportional to 17,605.19, 26,412.10 and 5,125.32

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Solution

The fourth proportional to 17,605.19, 26,412.10 and 5,125.32 is: 7,689.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,605.19 : 26,412.10 = 5,125.32 : x
  2. Step 2: Convert to fraction form
    17,605.19/26,412.10 = 5,125.32/x
  3. Step 3: Cross multiply
    17,605.19x = 26,412.10 × 5,125.32
  4. Step 4: Simplify right side
    17,605.19x = 135,370,464.37
  5. Step 5: Solve for x
    x = 135,370,464.37/17,605.19
  6. Step 6: Final answer
    x = 7,689.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.