Home / 31,355.10-43,269.86-17,014.62

Finding the Fourth Proportional to 31,355.10, 43,269.86 and 17,014.62

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Solution

The fourth proportional to 31,355.10, 43,269.86 and 17,014.62 is: 23,480.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,355.10 : 43,269.86 = 17,014.62 : x
  2. Step 2: Convert to fraction form
    31,355.10/43,269.86 = 17,014.62/x
  3. Step 3: Cross multiply
    31,355.10x = 43,269.86 × 17,014.62
  4. Step 4: Simplify right side
    31,355.10x = 736,220,225.35
  5. Step 5: Solve for x
    x = 736,220,225.35/31,355.10
  6. Step 6: Final answer
    x = 23,480.08

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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.