Home / 25,114.64-34,661.16-13,937.36

Finding the Fourth Proportional to 25,114.64, 34,661.16 and 13,937.36

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Solution

The fourth proportional to 25,114.64, 34,661.16 and 13,937.36 is: 19,235.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,114.64 : 34,661.16 = 13,937.36 : x
  2. Step 2: Convert to fraction form
    25,114.64/34,661.16 = 13,937.36/x
  3. Step 3: Cross multiply
    25,114.64x = 34,661.16 × 13,937.36
  4. Step 4: Simplify right side
    25,114.64x = 483,085,064.94
  5. Step 5: Solve for x
    x = 483,085,064.94/25,114.64
  6. Step 6: Final answer
    x = 19,235.20

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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.