Home / 24,869.85-34,319.70-13,539.57

Finding the Fourth Proportional to 24,869.85, 34,319.70 and 13,539.57

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Solution

The fourth proportional to 24,869.85, 34,319.70 and 13,539.57 is: 18,684.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,869.85 : 34,319.70 = 13,539.57 : x
  2. Step 2: Convert to fraction form
    24,869.85/34,319.70 = 13,539.57/x
  3. Step 3: Cross multiply
    24,869.85x = 34,319.70 × 13,539.57
  4. Step 4: Simplify right side
    24,869.85x = 464,673,980.53
  5. Step 5: Solve for x
    x = 464,673,980.53/24,869.85
  6. Step 6: Final answer
    x = 18,684.23

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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.