Home / 28,410.75-42,627.06-10,881.95

Finding the Fourth Proportional to 28,410.75, 42,627.06 and 10,881.95

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Solution

The fourth proportional to 28,410.75, 42,627.06 and 10,881.95 is: 16,327.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,410.75 : 42,627.06 = 10,881.95 : x
  2. Step 2: Convert to fraction form
    28,410.75/42,627.06 = 10,881.95/x
  3. Step 3: Cross multiply
    28,410.75x = 42,627.06 × 10,881.95
  4. Step 4: Simplify right side
    28,410.75x = 463,865,322.43
  5. Step 5: Solve for x
    x = 463,865,322.43/28,410.75
  6. Step 6: Final answer
    x = 16,327.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.