Home / 65,421.95-98,065.61-26,006.99

Finding the Fourth Proportional to 65,421.95, 98,065.61 and 26,006.99

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Solution

The fourth proportional to 65,421.95, 98,065.61 and 26,006.99 is: 38,983.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,421.95 : 98,065.61 = 26,006.99 : x
  2. Step 2: Convert to fraction form
    65,421.95/98,065.61 = 26,006.99/x
  3. Step 3: Cross multiply
    65,421.95x = 98,065.61 × 26,006.99
  4. Step 4: Simplify right side
    65,421.95x = 2,550,391,208.58
  5. Step 5: Solve for x
    x = 2,550,391,208.58/65,421.95
  6. Step 6: Final answer
    x = 38,983.72

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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.