Home / 26,989.10-37,248.56-16,378.91

Finding the Fourth Proportional to 26,989.10, 37,248.56 and 16,378.91

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Solution

The fourth proportional to 26,989.10, 37,248.56 and 16,378.91 is: 22,605.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,989.10 : 37,248.56 = 16,378.91 : x
  2. Step 2: Convert to fraction form
    26,989.10/37,248.56 = 16,378.91/x
  3. Step 3: Cross multiply
    26,989.10x = 37,248.56 × 16,378.91
  4. Step 4: Simplify right side
    26,989.10x = 610,090,744.84
  5. Step 5: Solve for x
    x = 610,090,744.84/26,989.10
  6. Step 6: Final answer
    x = 22,605.08

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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.