Home / 28,252.53-39,005.42-17,656.52

Finding the Fourth Proportional to 28,252.53, 39,005.42 and 17,656.52

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Solution

The fourth proportional to 28,252.53, 39,005.42 and 17,656.52 is: 24,376.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,252.53 : 39,005.42 = 17,656.52 : x
  2. Step 2: Convert to fraction form
    28,252.53/39,005.42 = 17,656.52/x
  3. Step 3: Cross multiply
    28,252.53x = 39,005.42 × 17,656.52
  4. Step 4: Simplify right side
    28,252.53x = 688,699,695.03
  5. Step 5: Solve for x
    x = 688,699,695.03/28,252.53
  6. Step 6: Final answer
    x = 24,376.57

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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.