Home / 33,263.31-45,903.79-18,156.40

Finding the Fourth Proportional to 33,263.31, 45,903.79 and 18,156.40

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Solution

The fourth proportional to 33,263.31, 45,903.79 and 18,156.40 is: 25,056.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,263.31 : 45,903.79 = 18,156.40 : x
  2. Step 2: Convert to fraction form
    33,263.31/45,903.79 = 18,156.40/x
  3. Step 3: Cross multiply
    33,263.31x = 45,903.79 × 18,156.40
  4. Step 4: Simplify right side
    33,263.31x = 833,447,572.76
  5. Step 5: Solve for x
    x = 833,447,572.76/33,263.31
  6. Step 6: Final answer
    x = 25,056.06

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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.