Home / 25,779.64-35,578.40-14,451.06

Finding the Fourth Proportional to 25,779.64, 35,578.40 and 14,451.06

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Solution

The fourth proportional to 25,779.64, 35,578.40 and 14,451.06 is: 19,943.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,779.64 : 35,578.40 = 14,451.06 : x
  2. Step 2: Convert to fraction form
    25,779.64/35,578.40 = 14,451.06/x
  3. Step 3: Cross multiply
    25,779.64x = 35,578.40 × 14,451.06
  4. Step 4: Simplify right side
    25,779.64x = 514,145,593.10
  5. Step 5: Solve for x
    x = 514,145,593.10/25,779.64
  6. Step 6: Final answer
    x = 19,943.86

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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.