Home / 14,339.19-19,779.50-9,024.78

Finding the Fourth Proportional to 14,339.19, 19,779.50 and 9,024.78

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Solution

The fourth proportional to 14,339.19, 19,779.50 and 9,024.78 is: 12,448.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,339.19 : 19,779.50 = 9,024.78 : x
  2. Step 2: Convert to fraction form
    14,339.19/19,779.50 = 9,024.78/x
  3. Step 3: Cross multiply
    14,339.19x = 19,779.50 × 9,024.78
  4. Step 4: Simplify right side
    14,339.19x = 178,505,636.01
  5. Step 5: Solve for x
    x = 178,505,636.01/14,339.19
  6. Step 6: Final answer
    x = 12,448.79

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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.