Home / 27,136.40-37,449.96-17,730.32

Finding the Fourth Proportional to 27,136.40, 37,449.96 and 17,730.32

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Solution

The fourth proportional to 27,136.40, 37,449.96 and 17,730.32 is: 24,468.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,136.40 : 37,449.96 = 17,730.32 : x
  2. Step 2: Convert to fraction form
    27,136.40/37,449.96 = 17,730.32/x
  3. Step 3: Cross multiply
    27,136.40x = 37,449.96 × 17,730.32
  4. Step 4: Simplify right side
    27,136.40x = 663,999,774.79
  5. Step 5: Solve for x
    x = 663,999,774.79/27,136.40
  6. Step 6: Final answer
    x = 24,468.97

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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.