Home / 39,621.18-59,316.86-30,829.44

Finding the Fourth Proportional to 39,621.18, 59,316.86 and 30,829.44

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Solution

The fourth proportional to 39,621.18, 59,316.86 and 30,829.44 is: 46,154.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,621.18 : 59,316.86 = 30,829.44 : x
  2. Step 2: Convert to fraction form
    39,621.18/59,316.86 = 30,829.44/x
  3. Step 3: Cross multiply
    39,621.18x = 59,316.86 × 30,829.44
  4. Step 4: Simplify right side
    39,621.18x = 1,828,705,576.36
  5. Step 5: Solve for x
    x = 1,828,705,576.36/39,621.18
  6. Step 6: Final answer
    x = 46,154.75

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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.