Home / 28,153.95-38,645.48-24,895.86

Finding the Fourth Proportional to 28,153.95, 38,645.48 and 24,895.86

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Solution

The fourth proportional to 28,153.95, 38,645.48 and 24,895.86 is: 34,173.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,153.95 : 38,645.48 = 24,895.86 : x
  2. Step 2: Convert to fraction form
    28,153.95/38,645.48 = 24,895.86/x
  3. Step 3: Cross multiply
    28,153.95x = 38,645.48 × 24,895.86
  4. Step 4: Simplify right side
    28,153.95x = 962,112,335.23
  5. Step 5: Solve for x
    x = 962,112,335.23/28,153.95
  6. Step 6: Final answer
    x = 34,173.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.