Home / 42,188.34-63,299.97-18,483.63

Finding the Fourth Proportional to 42,188.34, 63,299.97 and 18,483.63

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Solution

The fourth proportional to 42,188.34, 63,299.97 and 18,483.63 is: 27,733.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,188.34 : 63,299.97 = 18,483.63 : x
  2. Step 2: Convert to fraction form
    42,188.34/63,299.97 = 18,483.63/x
  3. Step 3: Cross multiply
    42,188.34x = 63,299.97 × 18,483.63
  4. Step 4: Simplify right side
    42,188.34x = 1,170,013,224.49
  5. Step 5: Solve for x
    x = 1,170,013,224.49/42,188.34
  6. Step 6: Final answer
    x = 27,733.09

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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.