Home / 26,779.64-36,970.83-18,294.48

Finding the Fourth Proportional to 26,779.64, 36,970.83 and 18,294.48

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Solution

The fourth proportional to 26,779.64, 36,970.83 and 18,294.48 is: 25,256.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,779.64 : 36,970.83 = 18,294.48 : x
  2. Step 2: Convert to fraction form
    26,779.64/36,970.83 = 18,294.48/x
  3. Step 3: Cross multiply
    26,779.64x = 36,970.83 × 18,294.48
  4. Step 4: Simplify right side
    26,779.64x = 676,362,110.02
  5. Step 5: Solve for x
    x = 676,362,110.02/26,779.64
  6. Step 6: Final answer
    x = 25,256.58

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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.