Home / 34,965.68-48,255.36-19,860.80

Finding the Fourth Proportional to 34,965.68, 48,255.36 and 19,860.80

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Solution

The fourth proportional to 34,965.68, 48,255.36 and 19,860.80 is: 27,409.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,965.68 : 48,255.36 = 19,860.80 : x
  2. Step 2: Convert to fraction form
    34,965.68/48,255.36 = 19,860.80/x
  3. Step 3: Cross multiply
    34,965.68x = 48,255.36 × 19,860.80
  4. Step 4: Simplify right side
    34,965.68x = 958,390,053.89
  5. Step 5: Solve for x
    x = 958,390,053.89/34,965.68
  6. Step 6: Final answer
    x = 27,409.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.