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Finding the Fourth Proportional to 40,626, 56,070.36 and 23,855.76

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Solution

The fourth proportional to 40,626, 56,070.36 and 23,855.76 is: 32,924.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,626 : 56,070.36 = 23,855.76 : x
  2. Step 2: Convert to fraction form
    40,626/56,070.36 = 23,855.76/x
  3. Step 3: Cross multiply
    40,626x = 56,070.36 × 23,855.76
  4. Step 4: Simplify right side
    40,626x = 1,337,601,051.27
  5. Step 5: Solve for x
    x = 1,337,601,051.27/40,626
  6. Step 6: Final answer
    x = 32,924.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.