Home / 32,957.91-45,474.06-18,618.03

Finding the Fourth Proportional to 32,957.91, 45,474.06 and 18,618.03

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Solution

The fourth proportional to 32,957.91, 45,474.06 and 18,618.03 is: 25,688.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,957.91 : 45,474.06 = 18,618.03 : x
  2. Step 2: Convert to fraction form
    32,957.91/45,474.06 = 18,618.03/x
  3. Step 3: Cross multiply
    32,957.91x = 45,474.06 × 18,618.03
  4. Step 4: Simplify right side
    32,957.91x = 846,637,413.30
  5. Step 5: Solve for x
    x = 846,637,413.30/32,957.91
  6. Step 6: Final answer
    x = 25,688.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.