Home / 23,718.39-35,572.10-8,928.80

Finding the Fourth Proportional to 23,718.39, 35,572.10 and 8,928.80

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Solution

The fourth proportional to 23,718.39, 35,572.10 and 8,928.80 is: 13,391.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,718.39 : 35,572.10 = 8,928.80 : x
  2. Step 2: Convert to fraction form
    23,718.39/35,572.10 = 8,928.80/x
  3. Step 3: Cross multiply
    23,718.39x = 35,572.10 × 8,928.80
  4. Step 4: Simplify right side
    23,718.39x = 317,616,166.48
  5. Step 5: Solve for x
    x = 317,616,166.48/23,718.39
  6. Step 6: Final answer
    x = 13,391.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.