Home / 25,228.16-34,814.91-13,897.34

Finding the Fourth Proportional to 25,228.16, 34,814.91 and 13,897.34

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Solution

The fourth proportional to 25,228.16, 34,814.91 and 13,897.34 is: 19,178.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,228.16 : 34,814.91 = 13,897.34 : x
  2. Step 2: Convert to fraction form
    25,228.16/34,814.91 = 13,897.34/x
  3. Step 3: Cross multiply
    25,228.16x = 34,814.91 × 13,897.34
  4. Step 4: Simplify right side
    25,228.16x = 483,834,467.26
  5. Step 5: Solve for x
    x = 483,834,467.26/25,228.16
  6. Step 6: Final answer
    x = 19,178.35

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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.