Home / 23,348.40-32,219.53-13,275.45

Finding the Fourth Proportional to 23,348.40, 32,219.53 and 13,275.45

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Solution

The fourth proportional to 23,348.40, 32,219.53 and 13,275.45 is: 18,319.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,348.40 : 32,219.53 = 13,275.45 : x
  2. Step 2: Convert to fraction form
    23,348.40/32,219.53 = 13,275.45/x
  3. Step 3: Cross multiply
    23,348.40x = 32,219.53 × 13,275.45
  4. Step 4: Simplify right side
    23,348.40x = 427,728,759.54
  5. Step 5: Solve for x
    x = 427,728,759.54/23,348.40
  6. Step 6: Final answer
    x = 18,319.40

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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.