Home / 39,622.95-59,431.47-14,651.33

Finding the Fourth Proportional to 39,622.95, 59,431.47 and 14,651.33

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Solution

The fourth proportional to 39,622.95, 59,431.47 and 14,651.33 is: 21,975.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,622.95 : 59,431.47 = 14,651.33 : x
  2. Step 2: Convert to fraction form
    39,622.95/59,431.47 = 14,651.33/x
  3. Step 3: Cross multiply
    39,622.95x = 59,431.47 × 14,651.33
  4. Step 4: Simplify right side
    39,622.95x = 870,749,782.20
  5. Step 5: Solve for x
    x = 870,749,782.20/39,622.95
  6. Step 6: Final answer
    x = 21,975.89

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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.