Home / 14,042.04-21,060.64-4,681

Finding the Fourth Proportional to 14,042.04, 21,060.64 and 4,681

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Solution

The fourth proportional to 14,042.04, 21,060.64 and 4,681 is: 7,020.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,042.04 : 21,060.64 = 4,681 : x
  2. Step 2: Convert to fraction form
    14,042.04/21,060.64 = 4,681/x
  3. Step 3: Cross multiply
    14,042.04x = 21,060.64 × 4,681
  4. Step 4: Simplify right side
    14,042.04x = 98,584,855.84
  5. Step 5: Solve for x
    x = 98,584,855.84/14,042.04
  6. Step 6: Final answer
    x = 7,020.69

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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.