Home / 11,563.06-17,312.23-7,392.58

Finding the Fourth Proportional to 11,563.06, 17,312.23 and 7,392.58

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Solution

The fourth proportional to 11,563.06, 17,312.23 and 7,392.58 is: 11,068.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,563.06 : 17,312.23 = 7,392.58 : x
  2. Step 2: Convert to fraction form
    11,563.06/17,312.23 = 7,392.58/x
  3. Step 3: Cross multiply
    11,563.06x = 17,312.23 × 7,392.58
  4. Step 4: Simplify right side
    11,563.06x = 127,982,045.25
  5. Step 5: Solve for x
    x = 127,982,045.25/11,563.06
  6. Step 6: Final answer
    x = 11,068.18

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1.5x scale

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.