Home / 14,404.40-19,877.99-8,030.91

Finding the Fourth Proportional to 14,404.40, 19,877.99 and 8,030.91

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Solution

The fourth proportional to 14,404.40, 19,877.99 and 8,030.91 is: 11,082.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,404.40 : 19,877.99 = 8,030.91 : x
  2. Step 2: Convert to fraction form
    14,404.40/19,877.99 = 8,030.91/x
  3. Step 3: Cross multiply
    14,404.40x = 19,877.99 × 8,030.91
  4. Step 4: Simplify right side
    14,404.40x = 159,638,308.52
  5. Step 5: Solve for x
    x = 159,638,308.52/14,404.40
  6. Step 6: Final answer
    x = 11,082.61

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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.