Home / 32,632.58-45,031.44-18,485.54

Finding the Fourth Proportional to 32,632.58, 45,031.44 and 18,485.54

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Solution

The fourth proportional to 32,632.58, 45,031.44 and 18,485.54 is: 25,509.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,632.58 : 45,031.44 = 18,485.54 : x
  2. Step 2: Convert to fraction form
    32,632.58/45,031.44 = 18,485.54/x
  3. Step 3: Cross multiply
    32,632.58x = 45,031.44 × 18,485.54
  4. Step 4: Simplify right side
    32,632.58x = 832,430,485.38
  5. Step 5: Solve for x
    x = 832,430,485.38/32,632.58
  6. Step 6: Final answer
    x = 25,509.18

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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.