Home / 32,430.64-44,753.94-18,288.04

Finding the Fourth Proportional to 32,430.64, 44,753.94 and 18,288.04

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Solution

The fourth proportional to 32,430.64, 44,753.94 and 18,288.04 is: 25,237.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,430.64 : 44,753.94 = 18,288.04 : x
  2. Step 2: Convert to fraction form
    32,430.64/44,753.94 = 18,288.04/x
  3. Step 3: Cross multiply
    32,430.64x = 44,753.94 × 18,288.04
  4. Step 4: Simplify right side
    32,430.64x = 818,461,844.88
  5. Step 5: Solve for x
    x = 818,461,844.88/32,430.64
  6. Step 6: Final answer
    x = 25,237.30

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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.