Home / 32,867.10-49,300.65-13,159.80

Finding the Fourth Proportional to 32,867.10, 49,300.65 and 13,159.80

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Solution

The fourth proportional to 32,867.10, 49,300.65 and 13,159.80 is: 19,739.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,867.10 : 49,300.65 = 13,159.80 : x
  2. Step 2: Convert to fraction form
    32,867.10/49,300.65 = 13,159.80/x
  3. Step 3: Cross multiply
    32,867.10x = 49,300.65 × 13,159.80
  4. Step 4: Simplify right side
    32,867.10x = 648,786,693.87
  5. Step 5: Solve for x
    x = 648,786,693.87/32,867.10
  6. Step 6: Final answer
    x = 19,739.70

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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.