Home / 34,211.09-47,210.80-19,103.99

Finding the Fourth Proportional to 34,211.09, 47,210.80 and 19,103.99

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Solution

The fourth proportional to 34,211.09, 47,210.80 and 19,103.99 is: 26,363.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,211.09 : 47,210.80 = 19,103.99 : x
  2. Step 2: Convert to fraction form
    34,211.09/47,210.80 = 19,103.99/x
  3. Step 3: Cross multiply
    34,211.09x = 47,210.80 × 19,103.99
  4. Step 4: Simplify right side
    34,211.09x = 901,914,651.09
  5. Step 5: Solve for x
    x = 901,914,651.09/34,211.09
  6. Step 6: Final answer
    x = 26,363.22

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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.