Home / 39,915.68-59,878-32,582.56

Finding the Fourth Proportional to 39,915.68, 59,878 and 32,582.56

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Solution

The fourth proportional to 39,915.68, 59,878 and 32,582.56 is: 48,877.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,915.68 : 59,878 = 32,582.56 : x
  2. Step 2: Convert to fraction form
    39,915.68/59,878 = 32,582.56/x
  3. Step 3: Cross multiply
    39,915.68x = 59,878 × 32,582.56
  4. Step 4: Simplify right side
    39,915.68x = 1,950,978,527.68
  5. Step 5: Solve for x
    x = 1,950,978,527.68/39,915.68
  6. Step 6: Final answer
    x = 48,877.50

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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.