Home / 32,632.96-45,032.60-18,490.36

Finding the Fourth Proportional to 32,632.96, 45,032.60 and 18,490.36

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Solution

The fourth proportional to 32,632.96, 45,032.60 and 18,490.36 is: 25,516.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,632.96 : 45,032.60 = 18,490.36 : x
  2. Step 2: Convert to fraction form
    32,632.96/45,032.60 = 18,490.36/x
  3. Step 3: Cross multiply
    32,632.96x = 45,032.60 × 18,490.36
  4. Step 4: Simplify right side
    32,632.96x = 832,668,985.74
  5. Step 5: Solve for x
    x = 832,668,985.74/32,632.96
  6. Step 6: Final answer
    x = 25,516.20

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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.