Home / 43,395.15-64,987.60-30,030.69

Finding the Fourth Proportional to 43,395.15, 64,987.60 and 30,030.69

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Solution

The fourth proportional to 43,395.15, 64,987.60 and 30,030.69 is: 44,973.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,395.15 : 64,987.60 = 30,030.69 : x
  2. Step 2: Convert to fraction form
    43,395.15/64,987.60 = 30,030.69/x
  3. Step 3: Cross multiply
    43,395.15x = 64,987.60 × 30,030.69
  4. Step 4: Simplify right side
    43,395.15x = 1,951,622,506.98
  5. Step 5: Solve for x
    x = 1,951,622,506.98/43,395.15
  6. Step 6: Final answer
    x = 44,973.29

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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.