Home / 52,191.36-72,023.85-28,317.98

Finding the Fourth Proportional to 52,191.36, 72,023.85 and 28,317.98

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Solution

The fourth proportional to 52,191.36, 72,023.85 and 28,317.98 is: 39,078.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,191.36 : 72,023.85 = 28,317.98 : x
  2. Step 2: Convert to fraction form
    52,191.36/72,023.85 = 28,317.98/x
  3. Step 3: Cross multiply
    52,191.36x = 72,023.85 × 28,317.98
  4. Step 4: Simplify right side
    52,191.36x = 2,039,569,943.82
  5. Step 5: Solve for x
    x = 2,039,569,943.82/52,191.36
  6. Step 6: Final answer
    x = 39,078.69

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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.