Home / 14,185.08-19,575.03-7,897.45

Finding the Fourth Proportional to 14,185.08, 19,575.03 and 7,897.45

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Solution

The fourth proportional to 14,185.08, 19,575.03 and 7,897.45 is: 10,898.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,185.08 : 19,575.03 = 7,897.45 : x
  2. Step 2: Convert to fraction form
    14,185.08/19,575.03 = 7,897.45/x
  3. Step 3: Cross multiply
    14,185.08x = 19,575.03 × 7,897.45
  4. Step 4: Simplify right side
    14,185.08x = 154,592,820.67
  5. Step 5: Solve for x
    x = 154,592,820.67/14,185.08
  6. Step 6: Final answer
    x = 10,898.27

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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.