Home / 31,466.15-43,423.64-17,126.07

Finding the Fourth Proportional to 31,466.15, 43,423.64 and 17,126.07

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Solution

The fourth proportional to 31,466.15, 43,423.64 and 17,126.07 is: 23,634.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,466.15 : 43,423.64 = 17,126.07 : x
  2. Step 2: Convert to fraction form
    31,466.15/43,423.64 = 17,126.07/x
  3. Step 3: Cross multiply
    31,466.15x = 43,423.64 × 17,126.07
  4. Step 4: Simplify right side
    31,466.15x = 743,676,312.29
  5. Step 5: Solve for x
    x = 743,676,312.29/31,466.15
  6. Step 6: Final answer
    x = 23,634.17

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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.