Home / 14,281.84-19,706.13-8,973.59

Finding the Fourth Proportional to 14,281.84, 19,706.13 and 8,973.59

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Solution

The fourth proportional to 14,281.84, 19,706.13 and 8,973.59 is: 12,381.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,281.84 : 19,706.13 = 8,973.59 : x
  2. Step 2: Convert to fraction form
    14,281.84/19,706.13 = 8,973.59/x
  3. Step 3: Cross multiply
    14,281.84x = 19,706.13 × 8,973.59
  4. Step 4: Simplify right side
    14,281.84x = 176,834,731.11
  5. Step 5: Solve for x
    x = 176,834,731.11/14,281.84
  6. Step 6: Final answer
    x = 12,381.79

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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.