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Finding the Fourth Proportional to 39,375.97, 59,059.63 and 14,070.08

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Solution

The fourth proportional to 39,375.97, 59,059.63 and 14,070.08 is: 21,103.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,375.97 : 59,059.63 = 14,070.08 : x
  2. Step 2: Convert to fraction form
    39,375.97/59,059.63 = 14,070.08/x
  3. Step 3: Cross multiply
    39,375.97x = 59,059.63 × 14,070.08
  4. Step 4: Simplify right side
    39,375.97x = 830,973,718.87
  5. Step 5: Solve for x
    x = 830,973,718.87/39,375.97
  6. Step 6: Final answer
    x = 21,103.57

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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.