Home / 39,712.19-54,795.74-26,278.52

Finding the Fourth Proportional to 39,712.19, 54,795.74 and 26,278.52

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Solution

The fourth proportional to 39,712.19, 54,795.74 and 26,278.52 is: 36,259.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,712.19 : 54,795.74 = 26,278.52 : x
  2. Step 2: Convert to fraction form
    39,712.19/54,795.74 = 26,278.52/x
  3. Step 3: Cross multiply
    39,712.19x = 54,795.74 × 26,278.52
  4. Step 4: Simplify right side
    39,712.19x = 1,439,950,544.13
  5. Step 5: Solve for x
    x = 1,439,950,544.13/39,712.19
  6. Step 6: Final answer
    x = 36,259.67

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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.