Home / 58,624.56-87,927.65-18,638.30

Finding the Fourth Proportional to 58,624.56, 87,927.65 and 18,638.30

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Solution

The fourth proportional to 58,624.56, 87,927.65 and 18,638.30 is: 27,954.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,624.56 : 87,927.65 = 18,638.30 : x
  2. Step 2: Convert to fraction form
    58,624.56/87,927.65 = 18,638.30/x
  3. Step 3: Cross multiply
    58,624.56x = 87,927.65 × 18,638.30
  4. Step 4: Simplify right side
    58,624.56x = 1,638,821,919.00
  5. Step 5: Solve for x
    x = 1,638,821,919.00/58,624.56
  6. Step 6: Final answer
    x = 27,954.53

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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.