Home / 65,830.42-98,744.60-15,910.16

Finding the Fourth Proportional to 65,830.42, 98,744.60 and 15,910.16

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Solution

The fourth proportional to 65,830.42, 98,744.60 and 15,910.16 is: 23,864.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,830.42 : 98,744.60 = 15,910.16 : x
  2. Step 2: Convert to fraction form
    65,830.42/98,744.60 = 15,910.16/x
  3. Step 3: Cross multiply
    65,830.42x = 98,744.60 × 15,910.16
  4. Step 4: Simplify right side
    65,830.42x = 1,571,041,931.19
  5. Step 5: Solve for x
    x = 1,571,041,931.19/65,830.42
  6. Step 6: Final answer
    x = 23,864.98

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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.