Home / 48,632.08-72,948-13,571.92

Finding the Fourth Proportional to 48,632.08, 72,948 and 13,571.92

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Solution

The fourth proportional to 48,632.08, 72,948 and 13,571.92 is: 20,357.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,632.08 : 72,948 = 13,571.92 : x
  2. Step 2: Convert to fraction form
    48,632.08/72,948 = 13,571.92/x
  3. Step 3: Cross multiply
    48,632.08x = 72,948 × 13,571.92
  4. Step 4: Simplify right side
    48,632.08x = 990,044,420.16
  5. Step 5: Solve for x
    x = 990,044,420.16/48,632.08
  6. Step 6: Final answer
    x = 20,357.85

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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.