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Finding the Fourth Proportional to 14,283.04, 21,551.32 and 14,283.04

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Solution

The fourth proportional to 14,283.04, 21,551.32 and 14,283.04 is: 21,551.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,283.04 : 21,551.32 = 14,283.04 : x
  2. Step 2: Convert to fraction form
    14,283.04/21,551.32 = 14,283.04/x
  3. Step 3: Cross multiply
    14,283.04x = 21,551.32 × 14,283.04
  4. Step 4: Simplify right side
    14,283.04x = 307,818,365.61
  5. Step 5: Solve for x
    x = 307,818,365.61/14,283.04
  6. Step 6: Final answer
    x = 21,551.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.