Home / 45,097.42-67,646.10-28,482.70

Finding the Fourth Proportional to 45,097.42, 67,646.10 and 28,482.70

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Solution

The fourth proportional to 45,097.42, 67,646.10 and 28,482.70 is: 42,724.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,097.42 : 67,646.10 = 28,482.70 : x
  2. Step 2: Convert to fraction form
    45,097.42/67,646.10 = 28,482.70/x
  3. Step 3: Cross multiply
    45,097.42x = 67,646.10 × 28,482.70
  4. Step 4: Simplify right side
    45,097.42x = 1,926,743,572.47
  5. Step 5: Solve for x
    x = 1,926,743,572.47/45,097.42
  6. Step 6: Final answer
    x = 42,724.03

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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.