Home / 29,266.56-40,387.32-16,690.32

Finding the Fourth Proportional to 29,266.56, 40,387.32 and 16,690.32

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Solution

The fourth proportional to 29,266.56, 40,387.32 and 16,690.32 is: 23,032.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,266.56 : 40,387.32 = 16,690.32 : x
  2. Step 2: Convert to fraction form
    29,266.56/40,387.32 = 16,690.32/x
  3. Step 3: Cross multiply
    29,266.56x = 40,387.32 × 16,690.32
  4. Step 4: Simplify right side
    29,266.56x = 674,077,294.74
  5. Step 5: Solve for x
    x = 674,077,294.74/29,266.56
  6. Step 6: Final answer
    x = 23,032.34

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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.