Home / 16,263.96-22,444.70-9,888.36

Finding the Fourth Proportional to 16,263.96, 22,444.70 and 9,888.36

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Solution

The fourth proportional to 16,263.96, 22,444.70 and 9,888.36 is: 13,646.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,263.96 : 22,444.70 = 9,888.36 : x
  2. Step 2: Convert to fraction form
    16,263.96/22,444.70 = 9,888.36/x
  3. Step 3: Cross multiply
    16,263.96x = 22,444.70 × 9,888.36
  4. Step 4: Simplify right side
    16,263.96x = 221,941,273.69
  5. Step 5: Solve for x
    x = 221,941,273.69/16,263.96
  6. Step 6: Final answer
    x = 13,646.20

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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.