Home / 39,723.60-59,623.80-20,024.40

Finding the Fourth Proportional to 39,723.60, 59,623.80 and 20,024.40

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Solution

The fourth proportional to 39,723.60, 59,623.80 and 20,024.40 is: 30,055.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,723.60 : 59,623.80 = 20,024.40 : x
  2. Step 2: Convert to fraction form
    39,723.60/59,623.80 = 20,024.40/x
  3. Step 3: Cross multiply
    39,723.60x = 59,623.80 × 20,024.40
  4. Step 4: Simplify right side
    39,723.60x = 1,193,930,820.72
  5. Step 5: Solve for x
    x = 1,193,930,820.72/39,723.60
  6. Step 6: Final answer
    x = 30,055.96

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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.