Home / 29,389.74-40,558.79-16,642.74

Finding the Fourth Proportional to 29,389.74, 40,558.79 and 16,642.74

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Solution

The fourth proportional to 29,389.74, 40,558.79 and 16,642.74 is: 22,967.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,389.74 : 40,558.79 = 16,642.74 : x
  2. Step 2: Convert to fraction form
    29,389.74/40,558.79 = 16,642.74/x
  3. Step 3: Cross multiply
    29,389.74x = 40,558.79 × 16,642.74
  4. Step 4: Simplify right side
    29,389.74x = 675,009,313.47
  5. Step 5: Solve for x
    x = 675,009,313.47/29,389.74
  6. Step 6: Final answer
    x = 22,967.52

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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.