Home / 13,087.25-19,637.18-6,514.01

Finding the Fourth Proportional to 13,087.25, 19,637.18 and 6,514.01

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Solution

The fourth proportional to 13,087.25, 19,637.18 and 6,514.01 is: 9,774.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,087.25 : 19,637.18 = 6,514.01 : x
  2. Step 2: Convert to fraction form
    13,087.25/19,637.18 = 6,514.01/x
  3. Step 3: Cross multiply
    13,087.25x = 19,637.18 × 6,514.01
  4. Step 4: Simplify right side
    13,087.25x = 127,916,754.32
  5. Step 5: Solve for x
    x = 127,916,754.32/13,087.25
  6. Step 6: Final answer
    x = 9,774.15

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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.