Home / 35,168.36-52,746.84-12,992.18

Finding the Fourth Proportional to 35,168.36, 52,746.84 and 12,992.18

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Solution

The fourth proportional to 35,168.36, 52,746.84 and 12,992.18 is: 19,486.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,168.36 : 52,746.84 = 12,992.18 : x
  2. Step 2: Convert to fraction form
    35,168.36/52,746.84 = 12,992.18/x
  3. Step 3: Cross multiply
    35,168.36x = 52,746.84 × 12,992.18
  4. Step 4: Simplify right side
    35,168.36x = 685,296,439.71
  5. Step 5: Solve for x
    x = 685,296,439.71/35,168.36
  6. Step 6: Final answer
    x = 19,486.16

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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.