Home / 32,356.64-44,653.60-18,210.40

Finding the Fourth Proportional to 32,356.64, 44,653.60 and 18,210.40

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Solution

The fourth proportional to 32,356.64, 44,653.60 and 18,210.40 is: 25,131.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,356.64 : 44,653.60 = 18,210.40 : x
  2. Step 2: Convert to fraction form
    32,356.64/44,653.60 = 18,210.40/x
  3. Step 3: Cross multiply
    32,356.64x = 44,653.60 × 18,210.40
  4. Step 4: Simplify right side
    32,356.64x = 813,159,917.44
  5. Step 5: Solve for x
    x = 813,159,917.44/32,356.64
  6. Step 6: Final answer
    x = 25,131.16

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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.