Home / 39,100.16-58,649.74-9,518.02

Finding the Fourth Proportional to 39,100.16, 58,649.74 and 9,518.02

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Solution

The fourth proportional to 39,100.16, 58,649.74 and 9,518.02 is: 14,276.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,100.16 : 58,649.74 = 9,518.02 : x
  2. Step 2: Convert to fraction form
    39,100.16/58,649.74 = 9,518.02/x
  3. Step 3: Cross multiply
    39,100.16x = 58,649.74 × 9,518.02
  4. Step 4: Simplify right side
    39,100.16x = 558,229,398.31
  5. Step 5: Solve for x
    x = 558,229,398.31/39,100.16
  6. Step 6: Final answer
    x = 14,276.91

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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.