Home / 29,141.47-40,215.04-16,566.22

Finding the Fourth Proportional to 29,141.47, 40,215.04 and 16,566.22

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Solution

The fourth proportional to 29,141.47, 40,215.04 and 16,566.22 is: 22,861.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,141.47 : 40,215.04 = 16,566.22 : x
  2. Step 2: Convert to fraction form
    29,141.47/40,215.04 = 16,566.22/x
  3. Step 3: Cross multiply
    29,141.47x = 40,215.04 × 16,566.22
  4. Step 4: Simplify right side
    29,141.47x = 666,211,199.95
  5. Step 5: Solve for x
    x = 666,211,199.95/29,141.47
  6. Step 6: Final answer
    x = 22,861.28

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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.