Home / 69,860.70-96,408.23-38,030.00

Finding the Fourth Proportional to 69,860.70, 96,408.23 and 38,030.00

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Solution

The fourth proportional to 69,860.70, 96,408.23 and 38,030.00 is: 52,481.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,860.70 : 96,408.23 = 38,030.00 : x
  2. Step 2: Convert to fraction form
    69,860.70/96,408.23 = 38,030.00/x
  3. Step 3: Cross multiply
    69,860.70x = 96,408.23 × 38,030.00
  4. Step 4: Simplify right side
    69,860.70x = 3,666,404,314.71
  5. Step 5: Solve for x
    x = 3,666,404,314.71/69,860.70
  6. Step 6: Final answer
    x = 52,481.64

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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.