Home / 28,376.94-42,591.64-14,346.84

Finding the Fourth Proportional to 28,376.94, 42,591.64 and 14,346.84

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Solution

The fourth proportional to 28,376.94, 42,591.64 and 14,346.84 is: 21,533.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,376.94 : 42,591.64 = 14,346.84 : x
  2. Step 2: Convert to fraction form
    28,376.94/42,591.64 = 14,346.84/x
  3. Step 3: Cross multiply
    28,376.94x = 42,591.64 × 14,346.84
  4. Step 4: Simplify right side
    28,376.94x = 611,055,444.42
  5. Step 5: Solve for x
    x = 611,055,444.42/28,376.94
  6. Step 6: Final answer
    x = 21,533.52

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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.