Home / 14,384.40-21,572.31-6,482.35

Finding the Fourth Proportional to 14,384.40, 21,572.31 and 6,482.35

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Solution

The fourth proportional to 14,384.40, 21,572.31 and 6,482.35 is: 9,721.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,384.40 : 21,572.31 = 6,482.35 : x
  2. Step 2: Convert to fraction form
    14,384.40/21,572.31 = 6,482.35/x
  3. Step 3: Cross multiply
    14,384.40x = 21,572.31 × 6,482.35
  4. Step 4: Simplify right side
    14,384.40x = 139,839,263.73
  5. Step 5: Solve for x
    x = 139,839,263.73/14,384.40
  6. Step 6: Final answer
    x = 9,721.59

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1.5x scale

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.