Home / 25,300.12-37,954.64-8,656.24

Finding the Fourth Proportional to 25,300.12, 37,954.64 and 8,656.24

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Solution

The fourth proportional to 25,300.12, 37,954.64 and 8,656.24 is: 12,985.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,300.12 : 37,954.64 = 8,656.24 : x
  2. Step 2: Convert to fraction form
    25,300.12/37,954.64 = 8,656.24/x
  3. Step 3: Cross multiply
    25,300.12x = 37,954.64 × 8,656.24
  4. Step 4: Simplify right side
    25,300.12x = 328,544,472.95
  5. Step 5: Solve for x
    x = 328,544,472.95/25,300.12
  6. Step 6: Final answer
    x = 12,985.89

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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.