Home / 30,271.36-41,774.16-17,693.68

Finding the Fourth Proportional to 30,271.36, 41,774.16 and 17,693.68

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Solution

The fourth proportional to 30,271.36, 41,774.16 and 17,693.68 is: 24,417.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,271.36 : 41,774.16 = 17,693.68 : x
  2. Step 2: Convert to fraction form
    30,271.36/41,774.16 = 17,693.68/x
  3. Step 3: Cross multiply
    30,271.36x = 41,774.16 × 17,693.68
  4. Step 4: Simplify right side
    30,271.36x = 739,138,619.31
  5. Step 5: Solve for x
    x = 739,138,619.31/30,271.36
  6. Step 6: Final answer
    x = 24,417.09

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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.