Home / 34,080.40-47,029.80-19,173.52

Finding the Fourth Proportional to 34,080.40, 47,029.80 and 19,173.52

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Solution

The fourth proportional to 34,080.40, 47,029.80 and 19,173.52 is: 26,458.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,080.40 : 47,029.80 = 19,173.52 : x
  2. Step 2: Convert to fraction form
    34,080.40/47,029.80 = 19,173.52/x
  3. Step 3: Cross multiply
    34,080.40x = 47,029.80 × 19,173.52
  4. Step 4: Simplify right side
    34,080.40x = 901,726,810.90
  5. Step 5: Solve for x
    x = 901,726,810.90/34,080.40
  6. Step 6: Final answer
    x = 26,458.81

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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.