Home / 43,656.90-65,485.35-26,117.70

Finding the Fourth Proportional to 43,656.90, 65,485.35 and 26,117.70

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Solution

The fourth proportional to 43,656.90, 65,485.35 and 26,117.70 is: 39,176.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,656.90 : 65,485.35 = 26,117.70 : x
  2. Step 2: Convert to fraction form
    43,656.90/65,485.35 = 26,117.70/x
  3. Step 3: Cross multiply
    43,656.90x = 65,485.35 × 26,117.70
  4. Step 4: Simplify right side
    43,656.90x = 1,710,326,725.70
  5. Step 5: Solve for x
    x = 1,710,326,725.70/43,656.90
  6. Step 6: Final answer
    x = 39,176.55

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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.