Home / 35,120.25-52,688.88-14,343.75

Finding the Fourth Proportional to 35,120.25, 52,688.88 and 14,343.75

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Solution

The fourth proportional to 35,120.25, 52,688.88 and 14,343.75 is: 21,519.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,120.25 : 52,688.88 = 14,343.75 : x
  2. Step 2: Convert to fraction form
    35,120.25/52,688.88 = 14,343.75/x
  3. Step 3: Cross multiply
    35,120.25x = 52,688.88 × 14,343.75
  4. Step 4: Simplify right side
    35,120.25x = 755,756,122.50
  5. Step 5: Solve for x
    x = 755,756,122.50/35,120.25
  6. Step 6: Final answer
    x = 21,519.10

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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.