Home / 34,139.88-47,113.23-19,033.49

Finding the Fourth Proportional to 34,139.88, 47,113.23 and 19,033.49

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Solution

The fourth proportional to 34,139.88, 47,113.23 and 19,033.49 is: 26,266.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,139.88 : 47,113.23 = 19,033.49 : x
  2. Step 2: Convert to fraction form
    34,139.88/47,113.23 = 19,033.49/x
  3. Step 3: Cross multiply
    34,139.88x = 47,113.23 × 19,033.49
  4. Step 4: Simplify right side
    34,139.88x = 896,728,956.51
  5. Step 5: Solve for x
    x = 896,728,956.51/34,139.88
  6. Step 6: Final answer
    x = 26,266.32

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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.