Home / 54,290.82-81,437.36-14,847.69

Finding the Fourth Proportional to 54,290.82, 81,437.36 and 14,847.69

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Solution

The fourth proportional to 54,290.82, 81,437.36 and 14,847.69 is: 22,271.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,290.82 : 81,437.36 = 14,847.69 : x
  2. Step 2: Convert to fraction form
    54,290.82/81,437.36 = 14,847.69/x
  3. Step 3: Cross multiply
    54,290.82x = 81,437.36 × 14,847.69
  4. Step 4: Simplify right side
    54,290.82x = 1,209,156,601.46
  5. Step 5: Solve for x
    x = 1,209,156,601.46/54,290.82
  6. Step 6: Final answer
    x = 22,271.84

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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.