Home / 52,863.40-72,952.02-30,205.36

Finding the Fourth Proportional to 52,863.40, 72,952.02 and 30,205.36

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Solution

The fourth proportional to 52,863.40, 72,952.02 and 30,205.36 is: 41,683.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,863.40 : 72,952.02 = 30,205.36 : x
  2. Step 2: Convert to fraction form
    52,863.40/72,952.02 = 30,205.36/x
  3. Step 3: Cross multiply
    52,863.40x = 72,952.02 × 30,205.36
  4. Step 4: Simplify right side
    52,863.40x = 2,203,542,026.83
  5. Step 5: Solve for x
    x = 2,203,542,026.83/52,863.40
  6. Step 6: Final answer
    x = 41,683.70

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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.