Home / 32,579.76-44,956.28-18,240.40

Finding the Fourth Proportional to 32,579.76, 44,956.28 and 18,240.40

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Solution

The fourth proportional to 32,579.76, 44,956.28 and 18,240.40 is: 25,169.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,579.76 : 44,956.28 = 18,240.40 : x
  2. Step 2: Convert to fraction form
    32,579.76/44,956.28 = 18,240.40/x
  3. Step 3: Cross multiply
    32,579.76x = 44,956.28 × 18,240.40
  4. Step 4: Simplify right side
    32,579.76x = 820,020,529.71
  5. Step 5: Solve for x
    x = 820,020,529.71/32,579.76
  6. Step 6: Final answer
    x = 25,169.63

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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.