Home / 29,192.76-40,289.04-16,618.32

Finding the Fourth Proportional to 29,192.76, 40,289.04 and 16,618.32

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Solution

The fourth proportional to 29,192.76, 40,289.04 and 16,618.32 is: 22,935.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,192.76 : 40,289.04 = 16,618.32 : x
  2. Step 2: Convert to fraction form
    29,192.76/40,289.04 = 16,618.32/x
  3. Step 3: Cross multiply
    29,192.76x = 40,289.04 × 16,618.32
  4. Step 4: Simplify right side
    29,192.76x = 669,536,159.21
  5. Step 5: Solve for x
    x = 669,536,159.21/29,192.76
  6. Step 6: Final answer
    x = 22,935.01

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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.