Home / 52,038.75-71,813.34-28,165.42

Finding the Fourth Proportional to 52,038.75, 71,813.34 and 28,165.42

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Solution

The fourth proportional to 52,038.75, 71,813.34 and 28,165.42 is: 38,868.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,038.75 : 71,813.34 = 28,165.42 : x
  2. Step 2: Convert to fraction form
    52,038.75/71,813.34 = 28,165.42/x
  3. Step 3: Cross multiply
    52,038.75x = 71,813.34 × 28,165.42
  4. Step 4: Simplify right side
    52,038.75x = 2,022,652,703.17
  5. Step 5: Solve for x
    x = 2,022,652,703.17/52,038.75
  6. Step 6: Final answer
    x = 38,868.20

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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.