Home / 25,312.86-37,977.36-12,166.14

Finding the Fourth Proportional to 25,312.86, 37,977.36 and 12,166.14

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Solution

The fourth proportional to 25,312.86, 37,977.36 and 12,166.14 is: 18,253.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,312.86 : 37,977.36 = 12,166.14 : x
  2. Step 2: Convert to fraction form
    25,312.86/37,977.36 = 12,166.14/x
  3. Step 3: Cross multiply
    25,312.86x = 37,977.36 × 12,166.14
  4. Step 4: Simplify right side
    25,312.86x = 462,037,878.59
  5. Step 5: Solve for x
    x = 462,037,878.59/25,312.86
  6. Step 6: Final answer
    x = 18,253.09

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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.