Home / 25,148.02-37,730.23-12,661.62

Finding the Fourth Proportional to 25,148.02, 37,730.23 and 12,661.62

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Solution

The fourth proportional to 25,148.02, 37,730.23 and 12,661.62 is: 18,996.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,148.02 : 37,730.23 = 12,661.62 : x
  2. Step 2: Convert to fraction form
    25,148.02/37,730.23 = 12,661.62/x
  3. Step 3: Cross multiply
    25,148.02x = 37,730.23 × 12,661.62
  4. Step 4: Simplify right side
    25,148.02x = 477,725,697.24
  5. Step 5: Solve for x
    x = 477,725,697.24/25,148.02
  6. Step 6: Final answer
    x = 18,996.55

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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.