Home / 45,311.95-67,995.99-26,345.51

Finding the Fourth Proportional to 45,311.95, 67,995.99 and 26,345.51

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Solution

The fourth proportional to 45,311.95, 67,995.99 and 26,345.51 is: 39,534.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,311.95 : 67,995.99 = 26,345.51 : x
  2. Step 2: Convert to fraction form
    45,311.95/67,995.99 = 26,345.51/x
  3. Step 3: Cross multiply
    45,311.95x = 67,995.99 × 26,345.51
  4. Step 4: Simplify right side
    45,311.95x = 1,791,388,562.80
  5. Step 5: Solve for x
    x = 1,791,388,562.80/45,311.95
  6. Step 6: Final answer
    x = 39,534.58

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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.