Home / 40,529.60-60,808.80-39,089.60

Finding the Fourth Proportional to 40,529.60, 60,808.80 and 39,089.60

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Solution

The fourth proportional to 40,529.60, 60,808.80 and 39,089.60 is: 58,648.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,529.60 : 60,808.80 = 39,089.60 : x
  2. Step 2: Convert to fraction form
    40,529.60/60,808.80 = 39,089.60/x
  3. Step 3: Cross multiply
    40,529.60x = 60,808.80 × 39,089.60
  4. Step 4: Simplify right side
    40,529.60x = 2,376,991,668.48
  5. Step 5: Solve for x
    x = 2,376,991,668.48/40,529.60
  6. Step 6: Final answer
    x = 58,648.29

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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.