Home / 50,862.96-70,189.00-28,202.36

Finding the Fourth Proportional to 50,862.96, 70,189.00 and 28,202.36

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Solution

The fourth proportional to 50,862.96, 70,189.00 and 28,202.36 is: 38,918.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,862.96 : 70,189.00 = 28,202.36 : x
  2. Step 2: Convert to fraction form
    50,862.96/70,189.00 = 28,202.36/x
  3. Step 3: Cross multiply
    50,862.96x = 70,189.00 × 28,202.36
  4. Step 4: Simplify right side
    50,862.96x = 1,979,495,024.59
  5. Step 5: Solve for x
    x = 1,979,495,024.59/50,862.96
  6. Step 6: Final answer
    x = 38,918.20

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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.