Home / 28,546.51-42,757.35-14,482.30

Finding the Fourth Proportional to 28,546.51, 42,757.35 and 14,482.30

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Solution

The fourth proportional to 28,546.51, 42,757.35 and 14,482.30 is: 21,691.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,546.51 : 42,757.35 = 14,482.30 : x
  2. Step 2: Convert to fraction form
    28,546.51/42,757.35 = 14,482.30/x
  3. Step 3: Cross multiply
    28,546.51x = 42,757.35 × 14,482.30
  4. Step 4: Simplify right side
    28,546.51x = 619,224,769.91
  5. Step 5: Solve for x
    x = 619,224,769.91/28,546.51
  6. Step 6: Final answer
    x = 21,691.79

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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.