Home / 34,681.75-47,859.79-19,574.23

Finding the Fourth Proportional to 34,681.75, 47,859.79 and 19,574.23

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Solution

The fourth proportional to 34,681.75, 47,859.79 and 19,574.23 is: 27,011.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,681.75 : 47,859.79 = 19,574.23 : x
  2. Step 2: Convert to fraction form
    34,681.75/47,859.79 = 19,574.23/x
  3. Step 3: Cross multiply
    34,681.75x = 47,859.79 × 19,574.23
  4. Step 4: Simplify right side
    34,681.75x = 936,818,537.21
  5. Step 5: Solve for x
    x = 936,818,537.21/34,681.75
  6. Step 6: Final answer
    x = 27,011.86

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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.