Home / 34,143.23-47,117.48-19,805.96

Finding the Fourth Proportional to 34,143.23, 47,117.48 and 19,805.96

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Solution

The fourth proportional to 34,143.23, 47,117.48 and 19,805.96 is: 27,332.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,143.23 : 47,117.48 = 19,805.96 : x
  2. Step 2: Convert to fraction form
    34,143.23/47,117.48 = 19,805.96/x
  3. Step 3: Cross multiply
    34,143.23x = 47,117.48 × 19,805.96
  4. Step 4: Simplify right side
    34,143.23x = 933,206,688.59
  5. Step 5: Solve for x
    x = 933,206,688.59/34,143.23
  6. Step 6: Final answer
    x = 27,332.12

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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.