Home / 45,281.65-67,953.62-15,699.49

Finding the Fourth Proportional to 45,281.65, 67,953.62 and 15,699.49

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Solution

The fourth proportional to 45,281.65, 67,953.62 and 15,699.49 is: 23,560.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,281.65 : 67,953.62 = 15,699.49 : x
  2. Step 2: Convert to fraction form
    45,281.65/67,953.62 = 15,699.49/x
  3. Step 3: Cross multiply
    45,281.65x = 67,953.62 × 15,699.49
  4. Step 4: Simplify right side
    45,281.65x = 1,066,836,798.64
  5. Step 5: Solve for x
    x = 1,066,836,798.64/45,281.65
  6. Step 6: Final answer
    x = 23,560.02

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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.