Home / 14,621.16-21,941.46-13,649.16

Finding the Fourth Proportional to 14,621.16, 21,941.46 and 13,649.16

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Solution

The fourth proportional to 14,621.16, 21,941.46 and 13,649.16 is: 20,482.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,621.16 : 21,941.46 = 13,649.16 : x
  2. Step 2: Convert to fraction form
    14,621.16/21,941.46 = 13,649.16/x
  3. Step 3: Cross multiply
    14,621.16x = 21,941.46 × 13,649.16
  4. Step 4: Simplify right side
    14,621.16x = 299,482,498.17
  5. Step 5: Solve for x
    x = 299,482,498.17/14,621.16
  6. Step 6: Final answer
    x = 20,482.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.