Home / 45,226.90-67,820.91-14,064.58

Finding the Fourth Proportional to 45,226.90, 67,820.91 and 14,064.58

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Solution

The fourth proportional to 45,226.90, 67,820.91 and 14,064.58 is: 21,090.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,226.90 : 67,820.91 = 14,064.58 : x
  2. Step 2: Convert to fraction form
    45,226.90/67,820.91 = 14,064.58/x
  3. Step 3: Cross multiply
    45,226.90x = 67,820.91 × 14,064.58
  4. Step 4: Simplify right side
    45,226.90x = 953,872,614.37
  5. Step 5: Solve for x
    x = 953,872,614.37/45,226.90
  6. Step 6: Final answer
    x = 21,090.82

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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.