Home / 25,243.68-34,837.80-13,913.16

Finding the Fourth Proportional to 25,243.68, 34,837.80 and 13,913.16

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Solution

The fourth proportional to 25,243.68, 34,837.80 and 13,913.16 is: 19,201.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,243.68 : 34,837.80 = 13,913.16 : x
  2. Step 2: Convert to fraction form
    25,243.68/34,837.80 = 13,913.16/x
  3. Step 3: Cross multiply
    25,243.68x = 34,837.80 × 13,913.16
  4. Step 4: Simplify right side
    25,243.68x = 484,703,885.45
  5. Step 5: Solve for x
    x = 484,703,885.45/25,243.68
  6. Step 6: Final answer
    x = 19,201.00

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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.