Home / 43,250.22-64,900.95-18,288.90

Finding the Fourth Proportional to 43,250.22, 64,900.95 and 18,288.90

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Solution

The fourth proportional to 43,250.22, 64,900.95 and 18,288.90 is: 27,444.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,250.22 : 64,900.95 = 18,288.90 : x
  2. Step 2: Convert to fraction form
    43,250.22/64,900.95 = 18,288.90/x
  3. Step 3: Cross multiply
    43,250.22x = 64,900.95 × 18,288.90
  4. Step 4: Simplify right side
    43,250.22x = 1,186,966,984.46
  5. Step 5: Solve for x
    x = 1,186,966,984.46/43,250.22
  6. Step 6: Final answer
    x = 27,444.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.