Home / 32,160.15-44,386.50-18,739.36

Finding the Fourth Proportional to 32,160.15, 44,386.50 and 18,739.36

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Solution

The fourth proportional to 32,160.15, 44,386.50 and 18,739.36 is: 25,863.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,160.15 : 44,386.50 = 18,739.36 : x
  2. Step 2: Convert to fraction form
    32,160.15/44,386.50 = 18,739.36/x
  3. Step 3: Cross multiply
    32,160.15x = 44,386.50 × 18,739.36
  4. Step 4: Simplify right side
    32,160.15x = 831,774,287.01
  5. Step 5: Solve for x
    x = 831,774,287.01/32,160.15
  6. Step 6: Final answer
    x = 25,863.51

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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.