Home / 14,461.84-21,685.08-6,664

Finding the Fourth Proportional to 14,461.84, 21,685.08 and 6,664

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Solution

The fourth proportional to 14,461.84, 21,685.08 and 6,664 is: 9,992.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,461.84 : 21,685.08 = 6,664 : x
  2. Step 2: Convert to fraction form
    14,461.84/21,685.08 = 6,664/x
  3. Step 3: Cross multiply
    14,461.84x = 21,685.08 × 6,664
  4. Step 4: Simplify right side
    14,461.84x = 144,509,373.12
  5. Step 5: Solve for x
    x = 144,509,373.12/14,461.84
  6. Step 6: Final answer
    x = 9,992.46

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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.