Home / 65,826.49-98,743.83-26,378.47

Finding the Fourth Proportional to 65,826.49, 98,743.83 and 26,378.47

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Solution

The fourth proportional to 65,826.49, 98,743.83 and 26,378.47 is: 39,569.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,826.49 : 98,743.83 = 26,378.47 : x
  2. Step 2: Convert to fraction form
    65,826.49/98,743.83 = 26,378.47/x
  3. Step 3: Cross multiply
    65,826.49x = 98,743.83 × 26,378.47
  4. Step 4: Simplify right side
    65,826.49x = 2,604,711,157.34
  5. Step 5: Solve for x
    x = 2,604,711,157.34/65,826.49
  6. Step 6: Final answer
    x = 39,569.35

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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.