Home / 14,225.12-21,336.06-6,726.98

Finding the Fourth Proportional to 14,225.12, 21,336.06 and 6,726.98

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Solution

The fourth proportional to 14,225.12, 21,336.06 and 6,726.98 is: 10,089.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,225.12 : 21,336.06 = 6,726.98 : x
  2. Step 2: Convert to fraction form
    14,225.12/21,336.06 = 6,726.98/x
  3. Step 3: Cross multiply
    14,225.12x = 21,336.06 × 6,726.98
  4. Step 4: Simplify right side
    14,225.12x = 143,527,248.90
  5. Step 5: Solve for x
    x = 143,527,248.90/14,225.12
  6. Step 6: Final answer
    x = 10,089.70

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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.