Home / 45,227.08-67,803.36-21,525.22

Finding the Fourth Proportional to 45,227.08, 67,803.36 and 21,525.22

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Solution

The fourth proportional to 45,227.08, 67,803.36 and 21,525.22 is: 32,270.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,227.08 : 67,803.36 = 21,525.22 : x
  2. Step 2: Convert to fraction form
    45,227.08/67,803.36 = 21,525.22/x
  3. Step 3: Cross multiply
    45,227.08x = 67,803.36 × 21,525.22
  4. Step 4: Simplify right side
    45,227.08x = 1,459,482,240.74
  5. Step 5: Solve for x
    x = 1,459,482,240.74/45,227.08
  6. Step 6: Final answer
    x = 32,270.10

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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.