Home / 13,810.22-19,058.10-7,522.59

Finding the Fourth Proportional to 13,810.22, 19,058.10 and 7,522.59

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Solution

The fourth proportional to 13,810.22, 19,058.10 and 7,522.59 is: 10,381.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,810.22 : 19,058.10 = 7,522.59 : x
  2. Step 2: Convert to fraction form
    13,810.22/19,058.10 = 7,522.59/x
  3. Step 3: Cross multiply
    13,810.22x = 19,058.10 × 7,522.59
  4. Step 4: Simplify right side
    13,810.22x = 143,366,358.05
  5. Step 5: Solve for x
    x = 143,366,358.05/13,810.22
  6. Step 6: Final answer
    x = 10,381.18

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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.