Home / 35,858.25-49,487.27-20,957.13

Finding the Fourth Proportional to 35,858.25, 49,487.27 and 20,957.13

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Solution

The fourth proportional to 35,858.25, 49,487.27 and 20,957.13 is: 28,922.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,858.25 : 49,487.27 = 20,957.13 : x
  2. Step 2: Convert to fraction form
    35,858.25/49,487.27 = 20,957.13/x
  3. Step 3: Cross multiply
    35,858.25x = 49,487.27 × 20,957.13
  4. Step 4: Simplify right side
    35,858.25x = 1,037,111,045.95
  5. Step 5: Solve for x
    x = 1,037,111,045.95/35,858.25
  6. Step 6: Final answer
    x = 28,922.52

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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.