Home / 26,419.23-39,633.30-9,779.27

Finding the Fourth Proportional to 26,419.23, 39,633.30 and 9,779.27

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Solution

The fourth proportional to 26,419.23, 39,633.30 and 9,779.27 is: 14,670.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,419.23 : 39,633.30 = 9,779.27 : x
  2. Step 2: Convert to fraction form
    26,419.23/39,633.30 = 9,779.27/x
  3. Step 3: Cross multiply
    26,419.23x = 39,633.30 × 9,779.27
  4. Step 4: Simplify right side
    26,419.23x = 387,584,543.52
  5. Step 5: Solve for x
    x = 387,584,543.52/26,419.23
  6. Step 6: Final answer
    x = 14,670.55

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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.