Home / 34,019.40-51,029.10-10,326.90

Finding the Fourth Proportional to 34,019.40, 51,029.10 and 10,326.90

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Solution

The fourth proportional to 34,019.40, 51,029.10 and 10,326.90 is: 15,490.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,019.40 : 51,029.10 = 10,326.90 : x
  2. Step 2: Convert to fraction form
    34,019.40/51,029.10 = 10,326.90/x
  3. Step 3: Cross multiply
    34,019.40x = 51,029.10 × 10,326.90
  4. Step 4: Simplify right side
    34,019.40x = 526,972,412.79
  5. Step 5: Solve for x
    x = 526,972,412.79/34,019.40
  6. Step 6: Final answer
    x = 15,490.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.