Home / 29,719.08-41,012.10-16,290.18

Finding the Fourth Proportional to 29,719.08, 41,012.10 and 16,290.18

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Solution

The fourth proportional to 29,719.08, 41,012.10 and 16,290.18 is: 22,480.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,719.08 : 41,012.10 = 16,290.18 : x
  2. Step 2: Convert to fraction form
    29,719.08/41,012.10 = 16,290.18/x
  3. Step 3: Cross multiply
    29,719.08x = 41,012.10 × 16,290.18
  4. Step 4: Simplify right side
    29,719.08x = 668,094,491.18
  5. Step 5: Solve for x
    x = 668,094,491.18/29,719.08
  6. Step 6: Final answer
    x = 22,480.32

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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.