Home / 25,109.19-37,666.22-8,474.36

Finding the Fourth Proportional to 25,109.19, 37,666.22 and 8,474.36

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Solution

The fourth proportional to 25,109.19, 37,666.22 and 8,474.36 is: 12,712.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,109.19 : 37,666.22 = 8,474.36 : x
  2. Step 2: Convert to fraction form
    25,109.19/37,666.22 = 8,474.36/x
  3. Step 3: Cross multiply
    25,109.19x = 37,666.22 × 8,474.36
  4. Step 4: Simplify right side
    25,109.19x = 319,196,877.42
  5. Step 5: Solve for x
    x = 319,196,877.42/25,109.19
  6. Step 6: Final answer
    x = 12,712.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.