Home / 52,531.08-72,492.21-28,657.25

Finding the Fourth Proportional to 52,531.08, 72,492.21 and 28,657.25

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Solution

The fourth proportional to 52,531.08, 72,492.21 and 28,657.25 is: 39,546.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,531.08 : 72,492.21 = 28,657.25 : x
  2. Step 2: Convert to fraction form
    52,531.08/72,492.21 = 28,657.25/x
  3. Step 3: Cross multiply
    52,531.08x = 72,492.21 × 28,657.25
  4. Step 4: Simplify right side
    52,531.08x = 2,077,427,022.56
  5. Step 5: Solve for x
    x = 2,077,427,022.56/52,531.08
  6. Step 6: Final answer
    x = 39,546.63

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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.