Home / 14,582.88-20,113.63-10,997.99

Finding the Fourth Proportional to 14,582.88, 20,113.63 and 10,997.99

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Solution

The fourth proportional to 14,582.88, 20,113.63 and 10,997.99 is: 15,169.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,582.88 : 20,113.63 = 10,997.99 : x
  2. Step 2: Convert to fraction form
    14,582.88/20,113.63 = 10,997.99/x
  3. Step 3: Cross multiply
    14,582.88x = 20,113.63 × 10,997.99
  4. Step 4: Simplify right side
    14,582.88x = 221,209,501.60
  5. Step 5: Solve for x
    x = 221,209,501.60/14,582.88
  6. Step 6: Final answer
    x = 15,169.12

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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.