Home / 39,513.42-59,269.73-9,930.60

Finding the Fourth Proportional to 39,513.42, 59,269.73 and 9,930.60

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Solution

The fourth proportional to 39,513.42, 59,269.73 and 9,930.60 is: 14,895.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,513.42 : 59,269.73 = 9,930.60 : x
  2. Step 2: Convert to fraction form
    39,513.42/59,269.73 = 9,930.60/x
  3. Step 3: Cross multiply
    39,513.42x = 59,269.73 × 9,930.60
  4. Step 4: Simplify right side
    39,513.42x = 588,583,931.09
  5. Step 5: Solve for x
    x = 588,583,931.09/39,513.42
  6. Step 6: Final answer
    x = 14,895.80

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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.