Home / 26,357.86-36,365.07-15,019.39

Finding the Fourth Proportional to 26,357.86, 36,365.07 and 15,019.39

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Solution

The fourth proportional to 26,357.86, 36,365.07 and 15,019.39 is: 20,721.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,357.86 : 36,365.07 = 15,019.39 : x
  2. Step 2: Convert to fraction form
    26,357.86/36,365.07 = 15,019.39/x
  3. Step 3: Cross multiply
    26,357.86x = 36,365.07 × 15,019.39
  4. Step 4: Simplify right side
    26,357.86x = 546,181,168.71
  5. Step 5: Solve for x
    x = 546,181,168.71/26,357.86
  6. Step 6: Final answer
    x = 20,721.76

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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.