Home / 29,390.58-40,549.21-16,642.46

Finding the Fourth Proportional to 29,390.58, 40,549.21 and 16,642.46

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Solution

The fourth proportional to 29,390.58, 40,549.21 and 16,642.46 is: 22,961.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,390.58 : 40,549.21 = 16,642.46 : x
  2. Step 2: Convert to fraction form
    29,390.58/40,549.21 = 16,642.46/x
  3. Step 3: Cross multiply
    29,390.58x = 40,549.21 × 16,642.46
  4. Step 4: Simplify right side
    29,390.58x = 674,838,665.22
  5. Step 5: Solve for x
    x = 674,838,665.22/29,390.58
  6. Step 6: Final answer
    x = 22,961.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.