Home / 15,070.94-22,607.36-3,977.65

Finding the Fourth Proportional to 15,070.94, 22,607.36 and 3,977.65

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Solution

The fourth proportional to 15,070.94, 22,607.36 and 3,977.65 is: 5,966.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,070.94 : 22,607.36 = 3,977.65 : x
  2. Step 2: Convert to fraction form
    15,070.94/22,607.36 = 3,977.65/x
  3. Step 3: Cross multiply
    15,070.94x = 22,607.36 × 3,977.65
  4. Step 4: Simplify right side
    15,070.94x = 89,924,089.10
  5. Step 5: Solve for x
    x = 89,924,089.10/15,070.94
  6. Step 6: Final answer
    x = 5,966.72

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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.