Home / 13,877.63-19,151.16-7,589.96

Finding the Fourth Proportional to 13,877.63, 19,151.16 and 7,589.96

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Solution

The fourth proportional to 13,877.63, 19,151.16 and 7,589.96 is: 10,474.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,877.63 : 19,151.16 = 7,589.96 : x
  2. Step 2: Convert to fraction form
    13,877.63/19,151.16 = 7,589.96/x
  3. Step 3: Cross multiply
    13,877.63x = 19,151.16 × 7,589.96
  4. Step 4: Simplify right side
    13,877.63x = 145,356,538.35
  5. Step 5: Solve for x
    x = 145,356,538.35/13,877.63
  6. Step 6: Final answer
    x = 10,474.16

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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.