Home / 14,808-22,127.12-11,278.40

Finding the Fourth Proportional to 14,808, 22,127.12 and 11,278.40

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Solution

The fourth proportional to 14,808, 22,127.12 and 11,278.40 is: 16,852.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,808 : 22,127.12 = 11,278.40 : x
  2. Step 2: Convert to fraction form
    14,808/22,127.12 = 11,278.40/x
  3. Step 3: Cross multiply
    14,808x = 22,127.12 × 11,278.40
  4. Step 4: Simplify right side
    14,808x = 249,558,510.21
  5. Step 5: Solve for x
    x = 249,558,510.21/14,808
  6. Step 6: Final answer
    x = 16,852.95

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.