Home / 65,863.04-98,799.18-26,420.15

Finding the Fourth Proportional to 65,863.04, 98,799.18 and 26,420.15

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Solution

The fourth proportional to 65,863.04, 98,799.18 and 26,420.15 is: 39,632.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,863.04 : 98,799.18 = 26,420.15 : x
  2. Step 2: Convert to fraction form
    65,863.04/98,799.18 = 26,420.15/x
  3. Step 3: Cross multiply
    65,863.04x = 98,799.18 × 26,420.15
  4. Step 4: Simplify right side
    65,863.04x = 2,610,289,303.40
  5. Step 5: Solve for x
    x = 2,610,289,303.40/65,863.04
  6. Step 6: Final answer
    x = 39,632.08

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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.