Home / 43,108.40-64,624.20-25,559.60

Finding the Fourth Proportional to 43,108.40, 64,624.20 and 25,559.60

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Solution

The fourth proportional to 43,108.40, 64,624.20 and 25,559.60 is: 38,316.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,108.40 : 64,624.20 = 25,559.60 : x
  2. Step 2: Convert to fraction form
    43,108.40/64,624.20 = 25,559.60/x
  3. Step 3: Cross multiply
    43,108.40x = 64,624.20 × 25,559.60
  4. Step 4: Simplify right side
    43,108.40x = 1,651,768,702.32
  5. Step 5: Solve for x
    x = 1,651,768,702.32/43,108.40
  6. Step 6: Final answer
    x = 38,316.63

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1.5x scale

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.