Home / 29,470.63-40,670.32-16,042.75

Finding the Fourth Proportional to 29,470.63, 40,670.32 and 16,042.75

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Solution

The fourth proportional to 29,470.63, 40,670.32 and 16,042.75 is: 22,139.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,470.63 : 40,670.32 = 16,042.75 : x
  2. Step 2: Convert to fraction form
    29,470.63/40,670.32 = 16,042.75/x
  3. Step 3: Cross multiply
    29,470.63x = 40,670.32 × 16,042.75
  4. Step 4: Simplify right side
    29,470.63x = 652,463,776.18
  5. Step 5: Solve for x
    x = 652,463,776.18/29,470.63
  6. Step 6: Final answer
    x = 22,139.46

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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.