Home / 32,724-45,159.21-18,579.06

Finding the Fourth Proportional to 32,724, 45,159.21 and 18,579.06

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Solution

The fourth proportional to 32,724, 45,159.21 and 18,579.06 is: 25,639.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,724 : 45,159.21 = 18,579.06 : x
  2. Step 2: Convert to fraction form
    32,724/45,159.21 = 18,579.06/x
  3. Step 3: Cross multiply
    32,724x = 45,159.21 × 18,579.06
  4. Step 4: Simplify right side
    32,724x = 839,015,672.14
  5. Step 5: Solve for x
    x = 839,015,672.14/32,724
  6. Step 6: Final answer
    x = 25,639.15

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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.