Home / 14,569.02-20,104.74-8,195.72

Finding the Fourth Proportional to 14,569.02, 20,104.74 and 8,195.72

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Solution

The fourth proportional to 14,569.02, 20,104.74 and 8,195.72 is: 11,309.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,569.02 : 20,104.74 = 8,195.72 : x
  2. Step 2: Convert to fraction form
    14,569.02/20,104.74 = 8,195.72/x
  3. Step 3: Cross multiply
    14,569.02x = 20,104.74 × 8,195.72
  4. Step 4: Simplify right side
    14,569.02x = 164,772,719.19
  5. Step 5: Solve for x
    x = 164,772,719.19/14,569.02
  6. Step 6: Final answer
    x = 11,309.80

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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.