Home / 13,837.68-19,095.84-7,550.16

Finding the Fourth Proportional to 13,837.68, 19,095.84 and 7,550.16

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Solution

The fourth proportional to 13,837.68, 19,095.84 and 7,550.16 is: 10,419.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,837.68 : 19,095.84 = 7,550.16 : x
  2. Step 2: Convert to fraction form
    13,837.68/19,095.84 = 7,550.16/x
  3. Step 3: Cross multiply
    13,837.68x = 19,095.84 × 7,550.16
  4. Step 4: Simplify right side
    13,837.68x = 144,176,647.33
  5. Step 5: Solve for x
    x = 144,176,647.33/13,837.68
  6. Step 6: Final answer
    x = 10,419.13

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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.