Home / 34,120.18-47,085.36-19,013.48

Finding the Fourth Proportional to 34,120.18, 47,085.36 and 19,013.48

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Solution

The fourth proportional to 34,120.18, 47,085.36 and 19,013.48 is: 26,238.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,120.18 : 47,085.36 = 19,013.48 : x
  2. Step 2: Convert to fraction form
    34,120.18/47,085.36 = 19,013.48/x
  3. Step 3: Cross multiply
    34,120.18x = 47,085.36 × 19,013.48
  4. Step 4: Simplify right side
    34,120.18x = 895,256,315.23
  5. Step 5: Solve for x
    x = 895,256,315.23/34,120.18
  6. Step 6: Final answer
    x = 26,238.32

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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.