Home / 14,595.60-20,130.82-12,582.48

Finding the Fourth Proportional to 14,595.60, 20,130.82 and 12,582.48

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Solution

The fourth proportional to 14,595.60, 20,130.82 and 12,582.48 is: 17,354.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,595.60 : 20,130.82 = 12,582.48 : x
  2. Step 2: Convert to fraction form
    14,595.60/20,130.82 = 12,582.48/x
  3. Step 3: Cross multiply
    14,595.60x = 20,130.82 × 12,582.48
  4. Step 4: Simplify right side
    14,595.60x = 253,295,640.03
  5. Step 5: Solve for x
    x = 253,295,640.03/14,595.60
  6. Step 6: Final answer
    x = 17,354.25

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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.