Home / 32,649.31-45,056.28-18,502.21

Finding the Fourth Proportional to 32,649.31, 45,056.28 and 18,502.21

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Solution

The fourth proportional to 32,649.31, 45,056.28 and 18,502.21 is: 25,533.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,649.31 : 45,056.28 = 18,502.21 : x
  2. Step 2: Convert to fraction form
    32,649.31/45,056.28 = 18,502.21/x
  3. Step 3: Cross multiply
    32,649.31x = 45,056.28 × 18,502.21
  4. Step 4: Simplify right side
    32,649.31x = 833,640,754.38
  5. Step 5: Solve for x
    x = 833,640,754.38/32,649.31
  6. Step 6: Final answer
    x = 25,533.18

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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.