Home / 14,569.02-20,103.93-8,280.18

Finding the Fourth Proportional to 14,569.02, 20,103.93 and 8,280.18

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Solution

The fourth proportional to 14,569.02, 20,103.93 and 8,280.18 is: 11,425.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,569.02 : 20,103.93 = 8,280.18 : x
  2. Step 2: Convert to fraction form
    14,569.02/20,103.93 = 8,280.18/x
  3. Step 3: Cross multiply
    14,569.02x = 20,103.93 × 8,280.18
  4. Step 4: Simplify right side
    14,569.02x = 166,464,159.11
  5. Step 5: Solve for x
    x = 166,464,159.11/14,569.02
  6. Step 6: Final answer
    x = 11,425.90

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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.