Home / 38,376.18-52,965.90-28,733.94

Finding the Fourth Proportional to 38,376.18, 52,965.90 and 28,733.94

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Solution

The fourth proportional to 38,376.18, 52,965.90 and 28,733.94 is: 39,657.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,376.18 : 52,965.90 = 28,733.94 : x
  2. Step 2: Convert to fraction form
    38,376.18/52,965.90 = 28,733.94/x
  3. Step 3: Cross multiply
    38,376.18x = 52,965.90 × 28,733.94
  4. Step 4: Simplify right side
    38,376.18x = 1,521,918,992.65
  5. Step 5: Solve for x
    x = 1,521,918,992.65/38,376.18
  6. Step 6: Final answer
    x = 39,657.91

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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.