Home / 39,137.16-58,700.52-11,059.76

Finding the Fourth Proportional to 39,137.16, 58,700.52 and 11,059.76

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Solution

The fourth proportional to 39,137.16, 58,700.52 and 11,059.76 is: 16,588.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,137.16 : 58,700.52 = 11,059.76 : x
  2. Step 2: Convert to fraction form
    39,137.16/58,700.52 = 11,059.76/x
  3. Step 3: Cross multiply
    39,137.16x = 58,700.52 × 11,059.76
  4. Step 4: Simplify right side
    39,137.16x = 649,213,663.08
  5. Step 5: Solve for x
    x = 649,213,663.08/39,137.16
  6. Step 6: Final answer
    x = 16,588.16

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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.