Home / 14,569.02-20,113.14-8,905.08

Finding the Fourth Proportional to 14,569.02, 20,113.14 and 8,905.08

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Solution

The fourth proportional to 14,569.02, 20,113.14 and 8,905.08 is: 12,293.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,569.02 : 20,113.14 = 8,905.08 : x
  2. Step 2: Convert to fraction form
    14,569.02/20,113.14 = 8,905.08/x
  3. Step 3: Cross multiply
    14,569.02x = 20,113.14 × 8,905.08
  4. Step 4: Simplify right side
    14,569.02x = 179,109,120.75
  5. Step 5: Solve for x
    x = 179,109,120.75/14,569.02
  6. Step 6: Final answer
    x = 12,293.83

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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.