Home / 32,618.29-45,014.30-18,470.83

Finding the Fourth Proportional to 32,618.29, 45,014.30 and 18,470.83

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Solution

The fourth proportional to 32,618.29, 45,014.30 and 18,470.83 is: 25,490.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,618.29 : 45,014.30 = 18,470.83 : x
  2. Step 2: Convert to fraction form
    32,618.29/45,014.30 = 18,470.83/x
  3. Step 3: Cross multiply
    32,618.29x = 45,014.30 × 18,470.83
  4. Step 4: Simplify right side
    32,618.29x = 831,451,482.87
  5. Step 5: Solve for x
    x = 831,451,482.87/32,618.29
  6. Step 6: Final answer
    x = 25,490.35

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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.