Home / 14,460.84-19,952.58-8,172.36

Finding the Fourth Proportional to 14,460.84, 19,952.58 and 8,172.36

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Solution

The fourth proportional to 14,460.84, 19,952.58 and 8,172.36 is: 11,275.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,460.84 : 19,952.58 = 8,172.36 : x
  2. Step 2: Convert to fraction form
    14,460.84/19,952.58 = 8,172.36/x
  3. Step 3: Cross multiply
    14,460.84x = 19,952.58 × 8,172.36
  4. Step 4: Simplify right side
    14,460.84x = 163,059,666.69
  5. Step 5: Solve for x
    x = 163,059,666.69/14,460.84
  6. Step 6: Final answer
    x = 11,275.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.