Home / 13,810.54-19,058.58-7,522.96

Finding the Fourth Proportional to 13,810.54, 19,058.58 and 7,522.96

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Solution

The fourth proportional to 13,810.54, 19,058.58 and 7,522.96 is: 10,381.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,810.54 : 19,058.58 = 7,522.96 : x
  2. Step 2: Convert to fraction form
    13,810.54/19,058.58 = 7,522.96/x
  3. Step 3: Cross multiply
    13,810.54x = 19,058.58 × 7,522.96
  4. Step 4: Simplify right side
    13,810.54x = 143,376,935.00
  5. Step 5: Solve for x
    x = 143,376,935.00/13,810.54
  6. Step 6: Final answer
    x = 10,381.70

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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.