Home / 26,378.46-39,518.01-13,035.87

Finding the Fourth Proportional to 26,378.46, 39,518.01 and 13,035.87

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Solution

The fourth proportional to 26,378.46, 39,518.01 and 13,035.87 is: 19,529.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,378.46 : 39,518.01 = 13,035.87 : x
  2. Step 2: Convert to fraction form
    26,378.46/39,518.01 = 13,035.87/x
  3. Step 3: Cross multiply
    26,378.46x = 39,518.01 × 13,035.87
  4. Step 4: Simplify right side
    26,378.46x = 515,151,641.02
  5. Step 5: Solve for x
    x = 515,151,641.02/26,378.46
  6. Step 6: Final answer
    x = 19,529.25

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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.