Home / 26,293.86-39,421.35-9,645.12

Finding the Fourth Proportional to 26,293.86, 39,421.35 and 9,645.12

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Solution

The fourth proportional to 26,293.86, 39,421.35 and 9,645.12 is: 14,460.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,293.86 : 39,421.35 = 9,645.12 : x
  2. Step 2: Convert to fraction form
    26,293.86/39,421.35 = 9,645.12/x
  3. Step 3: Cross multiply
    26,293.86x = 39,421.35 × 9,645.12
  4. Step 4: Simplify right side
    26,293.86x = 380,223,651.31
  5. Step 5: Solve for x
    x = 380,223,651.31/26,293.86
  6. Step 6: Final answer
    x = 14,460.55

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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.