Home / 14,412.93-21,580.30-7,472.85

Finding the Fourth Proportional to 14,412.93, 21,580.30 and 7,472.85

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Solution

The fourth proportional to 14,412.93, 21,580.30 and 7,472.85 is: 11,189.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,412.93 : 21,580.30 = 7,472.85 : x
  2. Step 2: Convert to fraction form
    14,412.93/21,580.30 = 7,472.85/x
  3. Step 3: Cross multiply
    14,412.93x = 21,580.30 × 7,472.85
  4. Step 4: Simplify right side
    14,412.93x = 161,266,344.86
  5. Step 5: Solve for x
    x = 161,266,344.86/14,412.93
  6. Step 6: Final answer
    x = 11,189.00

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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.