Home / 29,139.66-40,210.98-17,206.74

Finding the Fourth Proportional to 29,139.66, 40,210.98 and 17,206.74

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Solution

The fourth proportional to 29,139.66, 40,210.98 and 17,206.74 is: 23,744.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,139.66 : 40,210.98 = 17,206.74 : x
  2. Step 2: Convert to fraction form
    29,139.66/40,210.98 = 17,206.74/x
  3. Step 3: Cross multiply
    29,139.66x = 40,210.98 × 17,206.74
  4. Step 4: Simplify right side
    29,139.66x = 691,899,878.01
  5. Step 5: Solve for x
    x = 691,899,878.01/29,139.66
  6. Step 6: Final answer
    x = 23,744.27

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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.