Home / 47,089.80-64,986.12-25,871.04

Finding the Fourth Proportional to 47,089.80, 64,986.12 and 25,871.04

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Solution

The fourth proportional to 47,089.80, 64,986.12 and 25,871.04 is: 35,703.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,089.80 : 64,986.12 = 25,871.04 : x
  2. Step 2: Convert to fraction form
    47,089.80/64,986.12 = 25,871.04/x
  3. Step 3: Cross multiply
    47,089.80x = 64,986.12 × 25,871.04
  4. Step 4: Simplify right side
    47,089.80x = 1,681,258,509.96
  5. Step 5: Solve for x
    x = 1,681,258,509.96/47,089.80
  6. Step 6: Final answer
    x = 35,703.24

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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.