Home / 29,485.35-40,690.05-16,056.66

Finding the Fourth Proportional to 29,485.35, 40,690.05 and 16,056.66

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Solution

The fourth proportional to 29,485.35, 40,690.05 and 16,056.66 is: 22,158.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,485.35 : 40,690.05 = 16,056.66 : x
  2. Step 2: Convert to fraction form
    29,485.35/40,690.05 = 16,056.66/x
  3. Step 3: Cross multiply
    29,485.35x = 40,690.05 × 16,056.66
  4. Step 4: Simplify right side
    29,485.35x = 653,346,390.61
  5. Step 5: Solve for x
    x = 653,346,390.61/29,485.35
  6. Step 6: Final answer
    x = 22,158.34

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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.