Home / 14,001.85-19,314.01-8,332.80

Finding the Fourth Proportional to 14,001.85, 19,314.01 and 8,332.80

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Solution

The fourth proportional to 14,001.85, 19,314.01 and 8,332.80 is: 11,494.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,001.85 : 19,314.01 = 8,332.80 : x
  2. Step 2: Convert to fraction form
    14,001.85/19,314.01 = 8,332.80/x
  3. Step 3: Cross multiply
    14,001.85x = 19,314.01 × 8,332.80
  4. Step 4: Simplify right side
    14,001.85x = 160,939,782.53
  5. Step 5: Solve for x
    x = 160,939,782.53/14,001.85
  6. Step 6: Final answer
    x = 11,494.18

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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.