Home / 30,175.32-41,643.36-16,746.68

Finding the Fourth Proportional to 30,175.32, 41,643.36 and 16,746.68

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Solution

The fourth proportional to 30,175.32, 41,643.36 and 16,746.68 is: 23,111.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,175.32 : 41,643.36 = 16,746.68 : x
  2. Step 2: Convert to fraction form
    30,175.32/41,643.36 = 16,746.68/x
  3. Step 3: Cross multiply
    30,175.32x = 41,643.36 × 16,746.68
  4. Step 4: Simplify right side
    30,175.32x = 697,388,024.04
  5. Step 5: Solve for x
    x = 697,388,024.04/30,175.32
  6. Step 6: Final answer
    x = 23,111.21

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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.