Home / 43,251.06-64,885.56-18,291.32

Finding the Fourth Proportional to 43,251.06, 64,885.56 and 18,291.32

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Solution

The fourth proportional to 43,251.06, 64,885.56 and 18,291.32 is: 27,440.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,251.06 : 64,885.56 = 18,291.32 : x
  2. Step 2: Convert to fraction form
    43,251.06/64,885.56 = 18,291.32/x
  3. Step 3: Cross multiply
    43,251.06x = 64,885.56 × 18,291.32
  4. Step 4: Simplify right side
    43,251.06x = 1,186,842,391.64
  5. Step 5: Solve for x
    x = 1,186,842,391.64/43,251.06
  6. Step 6: Final answer
    x = 27,440.77

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1.5x scale

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.