Home / 29,476.44-40,666.34-18,864.36

Finding the Fourth Proportional to 29,476.44, 40,666.34 and 18,864.36

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Solution

The fourth proportional to 29,476.44, 40,666.34 and 18,864.36 is: 26,025.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,476.44 : 40,666.34 = 18,864.36 : x
  2. Step 2: Convert to fraction form
    29,476.44/40,666.34 = 18,864.36/x
  3. Step 3: Cross multiply
    29,476.44x = 40,666.34 × 18,864.36
  4. Step 4: Simplify right side
    29,476.44x = 767,144,477.64
  5. Step 5: Solve for x
    x = 767,144,477.64/29,476.44
  6. Step 6: Final answer
    x = 26,025.68

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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.