Home / 52,328.08-72,212.88-28,454.74

Finding the Fourth Proportional to 52,328.08, 72,212.88 and 28,454.74

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Solution

The fourth proportional to 52,328.08, 72,212.88 and 28,454.74 is: 39,267.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,328.08 : 72,212.88 = 28,454.74 : x
  2. Step 2: Convert to fraction form
    52,328.08/72,212.88 = 28,454.74/x
  3. Step 3: Cross multiply
    52,328.08x = 72,212.88 × 28,454.74
  4. Step 4: Simplify right side
    52,328.08x = 2,054,798,725.05
  5. Step 5: Solve for x
    x = 2,054,798,725.05/52,328.08
  6. Step 6: Final answer
    x = 39,267.61

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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.