Home / 45,065.18-67,561.31-27,529.08

Finding the Fourth Proportional to 45,065.18, 67,561.31 and 27,529.08

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Solution

The fourth proportional to 45,065.18, 67,561.31 and 27,529.08 is: 41,271.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,065.18 : 67,561.31 = 27,529.08 : x
  2. Step 2: Convert to fraction form
    45,065.18/67,561.31 = 27,529.08/x
  3. Step 3: Cross multiply
    45,065.18x = 67,561.31 × 27,529.08
  4. Step 4: Simplify right side
    45,065.18x = 1,859,900,570.25
  5. Step 5: Solve for x
    x = 1,859,900,570.25/45,065.18
  6. Step 6: Final answer
    x = 41,271.35

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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.