Home / 35,847.36-49,474.53-21,507.84

Finding the Fourth Proportional to 35,847.36, 49,474.53 and 21,507.84

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Solution

The fourth proportional to 35,847.36, 49,474.53 and 21,507.84 is: 29,683.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,847.36 : 49,474.53 = 21,507.84 : x
  2. Step 2: Convert to fraction form
    35,847.36/49,474.53 = 21,507.84/x
  3. Step 3: Cross multiply
    35,847.36x = 49,474.53 × 21,507.84
  4. Step 4: Simplify right side
    35,847.36x = 1,064,090,275.32
  5. Step 5: Solve for x
    x = 1,064,090,275.32/35,847.36
  6. Step 6: Final answer
    x = 29,683.92

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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.