Home / 14,900.15-20,564.18-9,610.35

Finding the Fourth Proportional to 14,900.15, 20,564.18 and 9,610.35

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Solution

The fourth proportional to 14,900.15, 20,564.18 and 9,610.35 is: 13,263.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,900.15 : 20,564.18 = 9,610.35 : x
  2. Step 2: Convert to fraction form
    14,900.15/20,564.18 = 9,610.35/x
  3. Step 3: Cross multiply
    14,900.15x = 20,564.18 × 9,610.35
  4. Step 4: Simplify right side
    14,900.15x = 197,628,878.13
  5. Step 5: Solve for x
    x = 197,628,878.13/14,900.15
  6. Step 6: Final answer
    x = 13,263.55

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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.