Home / 65,840.05-98,762.89-25,867.69

Finding the Fourth Proportional to 65,840.05, 98,762.89 and 25,867.69

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Solution

The fourth proportional to 65,840.05, 98,762.89 and 25,867.69 is: 38,802.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,840.05 : 98,762.89 = 25,867.69 : x
  2. Step 2: Convert to fraction form
    65,840.05/98,762.89 = 25,867.69/x
  3. Step 3: Cross multiply
    65,840.05x = 98,762.89 × 25,867.69
  4. Step 4: Simplify right side
    65,840.05x = 2,554,767,880.81
  5. Step 5: Solve for x
    x = 2,554,767,880.81/65,840.05
  6. Step 6: Final answer
    x = 38,802.64

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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.