Home / 26,581.02-39,880.58-16,708.74

Finding the Fourth Proportional to 26,581.02, 39,880.58 and 16,708.74

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Solution

The fourth proportional to 26,581.02, 39,880.58 and 16,708.74 is: 25,068.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,581.02 : 39,880.58 = 16,708.74 : x
  2. Step 2: Convert to fraction form
    26,581.02/39,880.58 = 16,708.74/x
  3. Step 3: Cross multiply
    26,581.02x = 39,880.58 × 16,708.74
  4. Step 4: Simplify right side
    26,581.02x = 666,354,158.73
  5. Step 5: Solve for x
    x = 666,354,158.73/26,581.02
  6. Step 6: Final answer
    x = 25,068.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.