Home / 39,728.84-59,592.33-20,002.10

Finding the Fourth Proportional to 39,728.84, 59,592.33 and 20,002.10

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Solution

The fourth proportional to 39,728.84, 59,592.33 and 20,002.10 is: 30,002.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,728.84 : 59,592.33 = 20,002.10 : x
  2. Step 2: Convert to fraction form
    39,728.84/59,592.33 = 20,002.10/x
  3. Step 3: Cross multiply
    39,728.84x = 59,592.33 × 20,002.10
  4. Step 4: Simplify right side
    39,728.84x = 1,191,971,445.93
  5. Step 5: Solve for x
    x = 1,191,971,445.93/39,728.84
  6. Step 6: Final answer
    x = 30,002.68

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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.