Home / 34,328.23-47,370.66-19,218.34

Finding the Fourth Proportional to 34,328.23, 47,370.66 and 19,218.34

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Solution

The fourth proportional to 34,328.23, 47,370.66 and 19,218.34 is: 26,520.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,328.23 : 47,370.66 = 19,218.34 : x
  2. Step 2: Convert to fraction form
    34,328.23/47,370.66 = 19,218.34/x
  3. Step 3: Cross multiply
    34,328.23x = 47,370.66 × 19,218.34
  4. Step 4: Simplify right side
    34,328.23x = 910,385,449.90
  5. Step 5: Solve for x
    x = 910,385,449.90/34,328.23
  6. Step 6: Final answer
    x = 26,520.02

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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.